Answer:
external
Explanation:
the cat is outside
Answer:
External
Explanation:
Because it is a change outside the body, or knowledge that is passed through our senses.
Hope this helps!!!
What molecule contains an organism's genetic material, passed down from parents to their offspring
A.Lipid
B.DNA
C.Rna
D.Protein
Answer:
B. DNA
Explanation:
Lipids are molecules made of fatty acids. They store energy in your body to use later.
DNA is the a molecule that contains hereditary information which is passed down from parent to child.
RNA sends signals to DNA and ribosomes in order to make proteins.
Proteins do many things in your body such as producing hormones, providing structure, etc. In general, they regulate a lot tissues.
Hope this helped. :)
what is the major difference between primary and secondary succession
Answer:
The main difference between Primary and Secondary succession is that primary succession occurs in the land where there is no initial vegetation where as secondary succession occurs in a land that has primary vegetation.
Explanation:
The primary succession transforms a bare area of land into the pioneer stage, while the secondary succession involves the transformation of the pioneer stage to seral stages.
What do you mean by Succession?Succession may be defined as the gradual and continuous replacement of one community by another community over time.
Primary succession starts for the very first time, where no life existed before, while secondary succession starts from a site where life existed before.
Examples of primary succession include igneous rocks, glaciers, etc. Secondary succession is faster than primary succession and occurs after fire activities.
Therefore, it is well described above.
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How are atoms in molecules being rearranged into different molecules during cellular respiration?
Answer:
Similar to photosynthesis, the atoms in food molecules are rearranged during cellular respiration. During cellular respiration, glucose combines with oxygen to release energy and to form carbon dioxide and water. Most of the carbon dioxide in animals is released into the air when the animal breathes.
Explanation:
Sorry if this is not the answer you are looking for..
Which of the following is not one of the Earth's cycles?
A) carbon cycle
B) nitrogen cycle
C) water cycle
D) soil cycle
Answer:D
Explanation:
what is released by the weathering if rocks
A) nitrogen.
B) phosphorus
C) oxygen
Answer:
B)PHOSPHORUS IS THE ANSWER
What are superbugs and why are they so dangerous?
Answer:
Superbugs are viral infections caused by bacteria that are resistant to common antibiotics. Since the inception of antibiotics, the bacteria they treat have been adapting and changing in order to build up resistance.
Explanation:
hese antibiotic-resistant bacteria are called superbugs, and they can cause severe bacterial infections that are extremely difficult to treat. Each year, superbugs infect more than 2 million people and kill at least 23,000 people nationwide.
Explain the 4 types of chromosomal mutations.
Can someone please help me with this question??
Hello!
Let's see; the darker the crabs are, the easier it is for them to survive. And each dominant allele adds more pigment. So the answer would be AABBCC because all of the alleles are dominant, making the crab harder to find which is the ideal for all crabs. :)
Hope this helps!
what is the speed of a wave with a frequency of 0.2 Hz and a wavelength of 100 m
The speed of a wave with a frequency of 0.2 Hz and a wavelength of 100 m100 x 0.2 = 20.
What do you mean by wavelength?The wavelength is the spatial period of a periodic wave—the distance over which the wave's shape repeats.
Moreover, wavelength is the distance between identical points (adjacent crests) in the adjacent cycles of a waveform signal propagated in space or along a wire. In wireless systems, this length is usually specified in meters (m), centimeters (cm) or millimeters (mm).
Therefore, the wavelength is the distance between two wave crests, and it will be the same for troughs. The frequency is the number of vibrations that pass over a given spot in one second, and it is measured in cycles per second (Hz) (Hertz).
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Explain the role of enzymes in biochemical reactions
Catalysts are biological substances that alter the rate of a chemical reaction. Catalysts include, for example, enzymes.
What are enzymes?Enzymes are composed of lengthy chains of amino acids connected by peptide bonds, making them proteins.
Substrates are the constituents of a reaction that is catalyzed by an enzyme. Enzymes must first bind to a substrate to function.
A region of the enzyme known as the active site is where substances bind. Similar to a puzzle piece or a lock and key, the active site's form must match that of the substrate.
Therefore, Catalysts are biological substances that alter the rate of a chemical reaction. Catalysts include, for example, enzymes.
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The density for gold is 19.3 g/cm³. What would be the mass of a 30 cm³ piece of gold?
A. 1,158g
B. 570g
C. 579g
D. 1.55g
Answer:
C. 579g
Explanation:
Use the formula Density= mass/ volume, make mass the subject of the formula and substitute the given values.
19.3g/cm3 is the density of gold
30cm3 is the volume for the piece of gold
Answer:
The answer is C.
Explanation:
It is given that the formula of density is, ρ = m/v where m is the mass of object and v is the volume of object. By using this formula, you are able to find the mass of gold :
ρ = 19.3 g/cm³
v = 30 cm³
19.3 = m/30
m = 19.3 × 30
= 579 g
When 1 carbon atom combines with 2 oxygen atoms, the resulting substance is called a(n)
The compound formed by the combination of 1 carbon atom with 2 oxygen atoms is called carbon dioxide, or CO2.
When 1 carbon atom combines with 2 oxygen atoms, the resulting substance is called carbon dioxide (CO2). This compound forms when carbon atoms and oxygen atoms create two double covalent bonds, resulting in the molecular structure of O=C=O. The carbon atom shares four electrons with the oxygen atoms (two with each), allowing all the atoms involved to achieve greater stability.
20
Which of the following statements describes the relationship between
the population scales of the wolves and moose?"
When the number of wolves is high, the number of moose is low
When the number of wolves is low, the number of moose is also low
O
When the number of wolves is high, the number of moose is also high
There is no relationship between the population scales of the wolves and moose
Final answer:
The relationship between wolf and moose populations is an example of predator-prey dynamics, where typically a higher number of wolves leads to a lower number of moose. This relationship is influenced by various factors, including environmental conditions and resource availability.
Explanation:
The relationship between the populations of wolves and moose can be described by predator-prey dynamics. When the number of wolves is high, typically the number of moose would be lower because wolves are predators and moose are their prey. However, the relationship is complex and can be influenced by various other factors in addition to predator-prey interactions, such as environmental conditions and the availability of food resources. These components can cause deviations from the idealized models of predator-prey cycles.
Factors such as geographical variation, population density, and body size also play a role in determining the populations of species. Bergmann's Rule, for example, describes how the body mass of species like moose can increase with latitude. Additionally, the population density of mammals is usually negatively correlated with body size, meaning that larger species tend to have lower population densities. These principles help biologists to understand the complex interactions among species and their environments.
What part of reproduction does the endocrine system control
The endocrine system regulates reproduction by producing and secreting hormones that control sexual development, gamete production, and overall reproductive health. It involves the coordination of various glands and hormones like FSH, LH, estrogen, and testosterone.
The endocrine system is complicatedly linked with the control of reproduction processes in the body. It manages reproduction primarily through the secretion of hormones, which are chemical messengers that instruct different parts of the body to perform specific functions. The glands of the endocrine system, such as the pituitary, thyroid, and gonads (testes in males and ovaries in females), produce various hormones. These hormones regulate a wide array of functions, including sexual development, the menstrual cycle, and sperm production.
The endocrine system's role is multifaceted, affecting almost every organ and cell in the body. In particular, the regulation of sexual reproduction involves a complex interaction of hormones such as estrogens, progesterone, and testosterone, which are critical for sexual maturation and ongoing fertility. Hormones like Follicle-Stimulating Hormone (FSH) and Luteinizing Hormone (LH) are also crucial in initiating and maintaining the processes that lead to the development of gametes (ova and sperm) and the conditions necessary for fertilization and subsequent development of the embryo.
What term is used for the study of nonliving parts of Earth?
Geology is the answer (gradpoint)
Answer:
GeologyExplanation:
I don't know what kind of question this is if you already gave the answer, but I'll put some info on geology just in case :)
Geology is the study of the Earth, the materials of which it is made, the structure of those materials, and the processes acting upon them. It includes the study of organisms that have inhabited our planet, (but are not living anymore). An important part of geology is the study of how Earth's materials, structures, processes and organisms have changed over time.
Hope this helped!! :)
The United States space program:
Answer:
NASA
Explanation:
The U.S. space program was a significant part of the Cold War, marked by NASA's establishment in 1958, the country's first satellite, Explorer 1, and major feats like the Apollo 11 Moon landing. The Space Shuttle program was also a key component, despite its retirement in 2011. The program's impacts extended beyond exploration, enhancing science education and growing new industries.
The United States space program was a significant part of the Cold War history, particularly during the late 1950s and 1960s. After the Soviet Union launched Sputnik 1 in October 1957, the United States government pushed its scientists and engineers to compete in this new arena of space exploration. NASA was established in 1958 to further the country's efforts in launching satellites and astronauts into space. While the initial satellite program, Vanguard, faced multiple failures, Jupiter-C, a military launch vehicle, successfully carried Explorer 1 to space on January 31, 1958, marking the first US satellite in orbit.
U.S. efforts in space continued with the successful Apollo 11 mission, which put the first humans on the Moon. The space program also led to the development of the Space Shuttle, which operated from 1981 to 2011. Despite two tragic disasters, it completed 135 missions and was central to developing American space capabilities. Additionally, the program's accomplishments greatly influenced societal initiatives, fueling science education, federal research and development, and spawning numerous space and defense industries across the country.
In December, Bill was driving through Florida with his family. As they drove closer to the coast, Bill noticed that the air grew a little
cooler. Which of the following statements best explains the temperature difference?
A. Air expands at higher temperatures.
B. Warm air moves toward the coastline from inland areas.
C. The land heats up faster than water, creating a sea breeze.
D. The water heats up faster than the land, creating a land breeze.
Answer: Option C.
The land heats up faster than water creating Sea breeze.
Explanation:
The land absorb more solar radiation than water. Therefore the land retain heat on its surface and it become warm.
The water reflect most solar radiation that reach it back to the atmosphere, so it become cooler than the land. The warm air rises and the cooler air from the coastline replaces it, since the air is moving toward the sea, this is called sea breeze.
Answer:
C. The land heats up faster than water, creating a sea breeze.
Explanation:
The answer would be that the land heats up faster than water, creating a sea breeze.
Due to difference in the specific heat capacity, water takes a bit of time to warm up when compared to land and when it does, it retains the heat longer when compared to land.
Consequently, during the day in the coastal area, the land heats up quickly and creates a pocket of warm, rising, and less dense air above it. The air above water is usually cooler and dense and moves into the space left by the warm air on land. This usually result in the cool breeze (sea breeze) experienced in coastal areas during the day.
During the night, the complete reverse of the process happen and it is referred to as land breeze.
The correct option is C.
what kind of molecule carries the alleles from parent to offspring
DNA
tRNA
protein
mRNA
Answer:
DNA
Explanation:
The Roles of DNA, Genes, Alleles, and Chromosomes in Inheritance. Explain that the information passed from parents to offspring is transmitted by means of genes which are coded in DNA molecules. Explain the basic process of DNA replication.
molecule called DNA (deoxyribonucleic acid) is passed from adult organisms to their offspring during reproduction.
QUESTION 5
Name two mammals and describe the characteristics that are unique to mammals,
Answer:
Whale, Dog
Explanation:
Hair is a characteristic that is found in many mammals and is unique to the kind.
Sweat Glands are unique to mammals, however they are not found in all mammals
Please help me with the question in the photo.
The answer can either be...
A) binary fission
B) budding
C) transformation
D) asexual reproduction
I think it’s transformation, but I’m not sure.
yeah it's not A because that's for one cell multiplying itself to make another one pretty much, and it's not B because is not growing from another plant so yeah I would say its C
Answer:
Yep, your assumption that it's transformation is right
Which of the following best describes the purpose of the chromosomes in the nucleus of a cell?
A
to package the genetic material needed to specify traits
B ) to release energy by breaking down food molecules
(c to transport nutrients into and out of the cell
(D) to protect the cells from microorganisms
Answer:
A
Explanation:
because that is the puprose of the nucleus
Chromosomes in a cell nucleus package genetic material that specifies traits by maintaining gene integrity and controlling cell activities through gene expression.
The purpose of the chromosomes in the nucleus of a cell is to package the genetic material needed to specify traits. Chromosomes are threadlike nuclear structures consisting of DNA and proteins that serve as the repositories for genetic information. In the nucleus, these chromosomes ensure the integrity of genes is maintained and control the activities of the cell through the regulation of gene expression. Gene expression is the critical process of translating the information in a gene into a functional gene product, such as a protein or an RNA molecule, thereby determining the traits an organism possesses.
3. Would you say the Hocking River is a young, mature, or old stream? Why?
Answer: I don’t know much about hocking river but you could try looking it up ?
Explanation:
Explain why having only one ventricle makes the circulatory system less efficient than having two ventricles.
A double-circulatory system compromising two ventricles will be more efficient than with a single ventricle.
Explanation:
When there are two ventricles, they can receive impure deoxygenated and pure oxygenated blood separately.
The human heart is separated into four chambers. The right and left side are separated by the septum. The right ventricle collects deoxygenated blood from right atrium. This deoxygenated blood is pumped via the pulmonary artery to the lungs for reoxygenation. This part of circulation is pulmonary circulation.
The left ventricle receives oxygenated blood from the left atrium and pumps it to all parts of the body through the aorta. This part of circulation is systemic circulation.
Hence to efficiently perform both systemic and pulmonary circulation, two ventricles are important.
Some animals like frogs have one ventricle and their circulatory system is less efficient.
A heart with two ventricles, like a mammalian heart, is more efficient than a heart with only one ventricle because it separately pumps oxygenated and deoxygenated blood, improving oxygen delivery to the body's tissues and enhancing metabolic processes.
Explanation:A heart with only one ventricle, such as that in fish or amphibians, makes the circulatory system less efficient due to the mixing of oxygenated and deoxygenated blood. This system restricts the amount of oxygen that can reach various organs and tissues, limiting the overall metabolic capacity. The anatomy of a three-chambered heart, with two atria and one ventricle, as seen in amphibians, partially mitigates this inefficiency by facilitating double circulation. However, the system is still not as efficient as a four-chambered heart with two atria and two ventricles, like in mammals, where oxygenated and deoxygenated blood are completely separated.
In a mammalian heart, the left ventricle, which is thicker and stronger, pumps oxygenated blood to the body providing the necessary pressure to overcome the resistance of the long systemic circuit. The right ventricle, on the other hand, pumps deoxygenated blood to the lungs for reoxygenation. The pressure required for this process is lesser as the pulmonary circuit is shorter and offers less resistance.
So, the inherent structure and functioning of the two ventricles in a four-chambered heart allow for a more efficient and effective circulation of blood, enhancing oxygen delivery to the tissues and boosting metabolic processes.
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PLEASE HELPPPPP!!!!!!!!!!!!! WILL GIVE BRAINLIEST
A scientist develops a computer model of gene expression. However, the model does not
include introns and exons. Which is the most likely result of a simulation that is based on
this model?
A Genes are not transcribed into mRNA.
B Pre-mRNA is not edited, and is used as mRNA.
C Transcription occurs normally, but some errors occur during translation.
D Transcription occurs normally, but mRNA is not translated into proteins.
Answer:
I think the answer is B.Tell me if I'm wrong...
The correct option is B. A scientist develops a computer model of gene expression. However, the model does not include introns and exons. Which is the most likely result of a simulation that is based on this model is Pre-mRNA is not edited, and is used as mRNA.
In eukaryotic cells, gene expression involves two main processes: transcription and translation. During transcription, DNA is used as a template to produce pre-messenger RNA (pre-mRNA). This pre-mRNA includes both introns and exons. Introns are non-coding sequences that are removed during the process of RNA splicing, while exons are the coding sequences that remain in the mature mRNA.The splicing process is essential for producing a functional mRNA that can be translated into a protein. If a computer model of gene expression does not include introns and exons, it implies that the model does not account for the splicing mechanism.Let's analyze the options based on this information: A. Genes are not transcribed into mRNA. - This option is incorrect because the model not including introns and exons does not prevent transcription from occurring. Genes would still be transcribed into pre-mRNA.B. Pre-mRNA is not edited, and is used as mRNA. - This option is correct. Since the model does not include introns and exons, it suggests that the pre-mRNA is not being spliced to remove introns and join exons. Therefore, the pre-mRNA, which includes both introns and exons, would be used as if it were mature mRNA.C. Transcription occurs normally, but some errors occur during translation. - While it is true that transcription would occur normally, the primary issue would not be errors during translation but rather the use of unspliced pre-mRNA for translation, which would lead to incorrect or non-functional proteins.D. Transcription occurs normally, but mRNA is not translated into proteins. - This option is incorrect because translation would still occur. However, the proteins produced would likely be non-functional due to the inclusion of intronic sequences that would normally be removed.Therefore, the most likely result of a simulation based on this model is that pre-mRNA is not edited and is used as mRNA, leading to potential issues in the proteins produced during translation."
Briefly describe the temperature and precipitation conditions required to sustain the deciduous forests of
western Europe.
Answer:
The average temperature of deciduous forests is 50°F and annual rainfall averages 30 to 60 inches. Temperate deciduous forests also have precipitation in the form of snow. Deciduous forests must have at least 120 days without frost. This period can extend to 250 days in some tropical and subtropical deciduous forests. Tropical and subtropical deciduous forests have a very tight temperature range between 68°F to 77°F.
Explanation:
How are the products represented in the chemical equation for photosynthesis?
A. 02 + 6CO2
B. C6H12O6 + 6H20
C. 6CO2 + 6H20
D. C6H12O6 + 602
Wire is used to attach a battery to a penny and is then used to light a small light bulb. The light bulb is lit due to which of the following? Question 10 options: static electricity electric current electron overflow moving protons
Answer:
electron flow
Explanation:
definition of electricity is electron flow hope this helps god bless
How does self-concept affect communication?
a. Your self-concept will help you to sound more intelligent during conversation.
b. Your self-concept will determine whether or not people listen to your message.
C. Your self-concept will help to determine how you communicate.
d. Self-concept does not affect communication.
Please select the best answer from the choices provided
Oo oo
Self-concept affect communication as
C. Your self-concept will help to determine how you communicate.
Explanation:
Self-concept is generally thought of as our individual perceptions of our behavior, abilities, and unique characteristics.According to Carl Rogers, self-concept has three components: self-image, self-esteem, and the ideal self. Self-concept is active, dynamic, and malleable.One's self-concept affects one's perception, attitude and behavior, which can be demonstrated during the process of interpersonal communication. The self-concept is, of course, only one of many factors that affect managerial thinking, feeling, and behavior, but it is undoubtedly one of the most powerful influences on many important behaviors.Self-concept also influences how a person communicates with other person. Each person will communicate based on their self-concept. Their way of thinking, abilities, talent, interest, gender, appearance, and other factor which is included in self-concept, will affect their way of communicating with other people.Self-concept influences how we B. will determine whether or not people listen to your message.
Explanation:Self-concept refers to how an individual perceives and evaluates themselves. It can have a significant impact on communication, as it shapes how one expresses themselves, how they interpret others' messages, and how they perceive their own communication abilities. For example, someone with a positive self-concept may feel more confident in their communication skills, resulting in clearer and more effective expression of their thoughts.
On the other hand, individuals with a negative self-concept may struggle with self-confidence, leading to difficulties in expressing themselves. It is important to note that self-concept is just one of several factors influencing communication, and its impact can vary depending on individual differences and situational factors.
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12. Explain why a DNA molecule can be used to
determine whether somconc is or is not the parent
of a particular child.
Answer:
DNA paternity testsExplanation:
The DNA of an individual is equal and the same in every somatic cell. While in egg or sperm, the chromosome number and DNA amount is half as compared to somatic cells. In sexual reproduction, one cell comes from father and one cell comes from mother brings the DNA of both parents and finally fuse together and forms a unique combination of genetic material, so the genetic material of an individual is derived from both parent in equal amounts .
Comparing the DNA sequence of one individual to the DNA sequence of other individual can prove what is the relation between them and if one of them was derived from the other, but DNA paternity tests are not 100% accurate. Specific sequences are examined to find the difference and similarities.
Besides nuclear DNA, mitochondria also contain their own, called mitochondrial DNA. The pattern of inheritance of mitochondrial DNA is that it passes only from the mother to the child without any shuffling. So, mitochondrial DNA is used only used to test for maternity not for paternity.
Some of the DNA tests like DNA paternity test can help to determine the parent of a particular child. In the test, the DNA is matched of the child and the parent.
What is DNA paternity test?DNA or the deoxyribonucleic acid refers to the genetic material, which one inherits from the mother and father. In the DNA paternity test, the DNA is used, which is generally obtained from a cheek swab to find the biological father of the child. Paternity means fatherhood.
The test is almost precise, but not 100 percent accurate. The test is mainly performed to attain legal rights to child custody and to determine the genetic conditions, which can influence one's health.
Thus, DNA test is done to find the parent of the child.
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Describe evolution in genetic terms, using the words allele, gene pool, and
population in your response.
Answer:
gene pool i know
Explanation:
Answer:
A gene pool is the combined genetic information of all members of a particular population. Allele frequencies are the number of times certain alleles occur in a particular gene pool compared with other alleles. ... It can lead to changes in allele frequencies and the evolution of traits.