URGENT!!!
WILL GIVE OUT BRAINLIEST!!
1. In a hypothetical city such as Gotham City, the temperature is dropping and the skies are clearing. How would the barometer be changing?
2. On another day in Gotham City, the temperature is rising, the skies are getting cloudy, and some precipitation begins to fall. How would the barometer be changing?
for one it would be rising and for two dropping
1.Barometric pressure would be increasing.
2.The pressure would be dropping
What type of rna copies the dna in the nucleus and then takes the copy to the ribosomes?
Messenger RNA (mRNA) is the type of RNA that copies the DNA in the nucleus and carries the information to ribosomes in the cytoplasm for protein synthesis.
Transcription is the process by which mRNA is synthesized from the DNA template. After transcription, mRNA exits the nucleus and enters the cytoplasm, where ribosomes read its genetic code to synthesize proteins. The two other main forms of RNA involved in protein synthesis are ribosomal RNA (rRNA), which forms part of the structure of ribosomes, and transfer RNA (tRNA), which brings amino acids to the ribosome to be incorporated into the protein being synthesized.
How does the dna in prokaryotic cells differ from the dna in eukaryotic cells? i. prokaryotic dna contains uracil instead of thymine. ii. prokaryotic dna is not separated from the rest of the cell by a nuclear membrane. iii. prokaryotic dna is not packaged into chromosomes. iv. prokaryotic dna cannot be replicated?
Prokaryotic DNA differs from eukaryotic DNA in that it is contained in a nucleoid without a nuclear membrane, forms a single circular chromosome, and does not involve histones in packaging. Contrary to the claim, prokaryotic DNA does contain thymine and is capable of replication.
Explanation:Differences in DNA between Prokaryotic and Eukaryotic Cells
The DNA in prokaryotic cells differs from that in eukaryotic cells in several significant ways. Notably:
Prokaryotic DNA is contained within a nucleoid region of the cell and is not separated by a nuclear membrane, in contrast to eukaryotic DNA, which is enclosed within a nucleus.The genetic material of prokaryotes takes the form of a single, circular chromosome as opposed to the multiple, linear chromosomes found in eukaryotes.Prokaryotic chromosomes are supercoiled with the assistance of DNA gyrase, whereas eukaryotic chromosomes are packaged with histones to form structures such as heterochromatin, which are not found in prokaryotes.To address the assertions from the question:
Prokaryotic DNA does not contain uracil instead of thymine — both prokaryotic and eukaryotic DNA contain thymine.Prokaryotic DNA is indeed not separated from the rest of the cell by a nuclear membrane.Prokaryotic DNA is packaged into a single chromosome, but it is a circular chromosome and can be considered organized within the nucleoid region.Prokaryotic DNA can and does get replicated during cell division, just like eukaryotic DNA.
The DNA in prokaryotic cells differ from DNA in eukaryotic cells as 2. Prokaryotic DNA is not separated from the rest of the cell by a nuclear membrane and 3. prokaryotic dna is not packaged into chromosomes.
Differences between Prokaryotic and Eukaryotic DNA
Prokaryotic DNA is not separated from the rest of the cell by a nuclear membrane: Unlike eukaryotic cells, where DNA is enclosed within a nucleus, prokaryotic DNA is found in the cytoplasm in a region called the nucleoid. Prokaryotic DNA is not packaged into chromosomes: Eukaryotic DNA is linear and organized into chromosomes, while prokaryotic DNA forms a circular, non-chromosomal structure. Additionally, prokaryotes may have plasmids, which are small, circular DNA molecules that replicate independently.Eukaryotic DNA is associated with histones and has telomeres: Eukaryotic DNA is wrapped around proteins called histones to form a compact structure, with telomeres at the ends of the chromosomes to protect them from deterioration. Prokaryotic DNA lacks both histones and telomeres.Eukaryotic cells use mitosis for cell division, while prokaryotic cells use binary fission: Eukaryotic chromosomes are separated during mitosis using elements of the cytoskeleton, whereas prokaryotic cells replicate and divide through a simpler process called binary fission.When assessing a client's blood pressure, the nurse notes that the blood pressure reading in the right arm is 10 mm hg higher than the blood pressure reading in the left arm. the nurse understands what about this finding?
The blood pressure reading in the right arm being 10 mmHg higher than the reading in the left arm is a normal finding during blood pressure assessment.
Explanation:When assessing a client's blood pressure, it is normal for the blood pressure reading in the right arm to be 10 mmHg higher than the reading in the left arm. This is due to differences in blood flow and blood vessel size between the two arms. The higher reading in the right arm is known as the brachial difference and is a common finding in blood pressure measurements.
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What best describes the same pattern of Tides on Earth throughout the day?
Nocturnal tides
Spring tides
Semidiurnal tides
Neap tides
The correct answer is C. Semidiurnal Tides
These tides happen all through the day.
Brainliest plz!!!!!!!! I really need it!
Answer:
c
Explanation:
took the test
A client comes to the emergency department with pressure in the chest and shortness of breath. the client is admitted for observation after receiving a tentative diagnosis of a myocardial infarction. which assessment finding should the nurse monitor for in this client that supports this diagnosis?
Why is a 100% fat-free diet unhealthy?
a. fat-free foods have unnatural additives to make them taste better.
b. dietary fat is necessary for carbohydrate absorption.
c. essential fatty acids must be obtained from the diet.
d. the body cannot obtain enough energy from food if no fat is present?
Low-fat diets may adversely affect levels of blood lipids, LDL pattern, HDL, and triglycerides, potentially raising the risk of heart disease.
To be considered acid rain, precipitation would have to be?
What refers to the immediate response of a person's sensory receptors (eyes, ears, nose, mouth, fingers, skin) to basic stimuli, such as the look, color, odor, or texture of a product?
4. Which is the mRNA made during transcription of the following DNA template?
-G-C-T-T-A-G-T-C-C-A-T-T-
(1 point)
a. -C-G-A-A-U-C-A-G-G-U-A-A-
b. -C-G-U-U-T-C-U-G-G-T-U-U-
c. -C-G-A-A-T-C-A-G-G-T-A-A-
d. -C-G-T-T-U-C-T-G-G-U-T-T-,
The mRNA sequence obtained by transcribing the DNA '-G-C-T-T-A-G-T-C-C-A-T-T-' is '-C-G-A-A-U-C-A-G-G-U-A-A-', which corresponds to option A. This transcription process involves replacing each DNA nucleotide with its mRNA counterpart.
Explanation:The process of transcribing DNA into mRNA involves replacing thymine (T) with uracil (U). So, to determine the sequence of the mRNA strand that forms during the transcription of the provided DNA template, every G in the DNA strand is replaced by C in the mRNA, every C is replaced by G, every T is replaced by A, and every A is replaced by U. Thus, the correct mRNA sequence for the DNA sequence '-G-C-T-T-A-G-T-C-C-A-T-T-' is '-C-G-A-A-U-C-A-G-G-U-A-A-' , which is option A.
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Biology help please!
3. for a person who writes with his or her left hand, the muscles involved in writing are controlled by
A. the left hemisphere of the cerebrum
B. the right hemisphere of the cerebrum
C. both
D. neither,
The answer is B. the right hemisphere of the cerebrum
Which statement about DDT best shows how science has been impacted by society?
Fungus bodies are made up of thin, threadlike filaments called _____.
Final answer:
Fungal bodies are primarily made up of hyphae, which form a larger structure called a mycelium. These fungi, with their cell walls made mostly of chitin, have both vegetative and reproductive stages, where fruiting bodies can produce spores for reproduction.
Explanation:
Fungus bodies are composed of thin, threadlike filaments known as hyphae. These hyphae are the building blocks of the fungal structure. Most fungi, except for yeasts which grow as single cells, develop these filamentous structures. The collection of these hyphae is referred to as a mycelium. The cell wall of fungi is made largely of chitin and functions similarly to the cell walls in plants. Fungi can be multicellular organisms that have both vegetative and reproductive stages. During the vegetative stage, the fungus exists in a network of hyphae, and in the reproductive stage, it may form more visible structures like mushrooms. These reproductive structures, known as fruiting bodies or sporocarps, are involved in the production of spores for fungal reproduction.
The mycelium of a fungus can span a considerable area and remain mostly hidden from view, as is the case with some large fungal organisms like the "humongous fungus" Armillaria ostoyae. Fungi play a crucial role in ecosystems as decomposers by producing enzymes that help break down various organic materials, allowing them to absorb nutrients.
Four strategies have been proposed to increase the world's food supply in places where populations are underfed
One is the diversification of food sources. Second is increasing agricultural production by implementing good agricultural practices and adopting contemporary technologies such as Genetically Modified Foods. The third is increased exports to these counties with undefined populations. Fourth is embracing good agricultural land management practices such as reducing land fragmentation/subdivision so as to promote large-scale production.
Felicia wants to follow the "check your steps" rules for food safety. when she prepares high-risk foods, she avoids cross contamination, cooks raw foods to their safe internal temperatures, and chills leftovers within 30 minutes after serving them. after eating one of her meals, felicia and her dinner guests developed a food-borne illness. based on this information, which step did she fail to take?
According to the law of conservation of energy, energy cannot be created but it can be destroyed. true false
Answer:
false
Explanation:
Discuss why heart rate equals pulse rate at rest and after exercise.
When a heart beats, blood is pushed through the body, causing a change in blood pressure and a pulse in main arteries. In healthy individuals, this means the heart rate is often synchronized with the pulse. However, heart rate and pulse rate are technically different because a heart rate measures the rate of contractions (heartbeats) of the heart, whereas a pulse rate measures the rate of palpable blood pressure increases throughout the body.
For individuals who have certain heart conditions, the heart may not efficiently push blood through the body with each contraction. These individuals have a pulse that is lower than their heart rate. Other factors affecting heart rate and blood pressure include body mass, athleticism, obesity, medication, alcohol use, and smoking. For most people, each contraction produces a pulse, so the pulse is an effective way to measure heart rate. Baseline heart rates are resting heart rates, measured by taking the pulse.
While in exercise for most people, heart rate and pulse will not go above 220 beats/minute during these times, nor should that high of a heart rate be accepted for more than minutes based on activity level and duration as a variety of studies reported by Cleveland Clinic indicate that repetitive, excessive heart rate experienced, for example, by repeat marathon runners, may cause heart muscle damage leading to arrhythmia (irregular heart palpitations) and an assortment of heart conditions.
Normal, healthy adults who are reasonably fit and not overweight, and do not smoke or drink heavily, will have resting heart rates between 60 and 100 beats per minute (bpm); their pulse will reflect this. Average, healthy teenager heart rates are the same as those for adults, while children under 10 years of age experience higher heart rates and pulses:
· Newborns (1-30 days old) = 70-190
· Infants (1-11 months = 80-160
· Toddlers (1-2 years old) = 80-130
· Preschoolers (3-4 years old) = 80-120
· Elementary Age (5-10 years) = 70-115
Athletes share the same range with others in their age group, but teen and adults who are excessively active and fit may have resting heart rates and pulses as low as 40 bpm.
The major effect of genetic drift is A) a reduction in genetic variability. B) a increase in genetic variation to accommodate changes in abiotic conditions. C) no change in population size but an increase in favorable alleles. D) a reduction in population size and an increase in genetic variability.
Answer:
The correct answer would be A) a reduction in genetic variability.
Genetic drift refers to the random event by which the allele frequencies in a population get changed.
It is mainly caused by sampling error in selecting alleles to be passed on to the next generation.
It usually results in the loss of genetic variation due to the death of organisms which are carrying the variable alleles.
It has major effects on the genetic variation when it is complemented with a bottleneck effect or founder effect.
Answer:
a
Explanation:
the systemic system carries blood to the:
a. body cells
b. pulmonary cells
c. epidermis
d. main arteries
Which is your closest relative? a slime mold the malaria parasite a mushroom an apple tree?
Plant A and Plant B are heterozygous for a gene that expresses their tall trait (Tt). Upon crossing, what is expected in the offspring, assuming random chromosome segregation? A) They will always have an allele that expresses the tall trait. B) They will always have an allele that expresses the short trait. C) They are more likely to have an allele that expresses the tall trait than one that expresses the short trait. D) They are more likely to have an allele that expresses the short trait than one that expresses the tall trait.
What accounts for human infants having large heads on small bodies?
What type of relationship is between remora and a shark?
Fish that can survive saline and freshwater environments can be found in blank.blank are ecosystems found in warm shallow portions of the ocean
Answer:
The fishes that can thrive in both freshwater and saline environments can be witnessed in estuaries. The locations like inter-tidal zones and estuaries exhibit different levels of salinity, on the basis of season, tide, and weather. This signifies that fish, which thrives in the mentioned region should exhibit the properties to survive in different levels of salinity.
The coral reefs refer to the ecosystem that is found in shallow, warm parts of the ocean. The coral reefs are the underwater forests, which are full of life. They seem to survive in warm and shallow waters.
Students are having an end of the semester party, which includes drinking alcohol, having snacks, and swimming. a student was found floating in the pool. which action by first responders is most important? immobilizing the cervical spine establishing iv access and infusing warmed fluids evacuating water from the lungs securing the airway and providing ventilation
How does the tRNA molecule differ from mRNA in shape
Much of the energy used by people in both rural and urban areas is used for the same thing. However, ____________________ is practiced almost exclusively in rural areas, and can be energy intensive.
Construction Manufacturing Agriculture
A model cell with damaged DNA was created to explain the importance of checkpoints in a cell cycle. The G2 checkpoint accidentally failed to work during experimentation. What do you think is the likely consequence of this failure?
A.The cell divided and created two cells with repaired DNA.
B.The cell couldn’t divide, and cell division stopped.
C.The cell died before it could complete division.
D.The cell divided and created two nonidentical cells.
E.The cell continued to divide uncontrollably to create more damaged cells.
The correct answer is option E.The cell continued to divide uncontrollably to create more damaged cells.
The G 2 check point checks if the replicated genetic material in the DNA is error free or not. In case, there are errors present in the DNA of the cell, the G2 checkpoint doe not allow the cell to undergo mitosis until it is repaired. Hence, a damage to the G2 checkpoint would lead to the division of the cell with damaged DNA and the cell will continue to divide and produce more damaged cells.
Which of the following is a possible litter for two heterozygous black mice
A) three black mice
B) five black offspring
C)four white offspring and one black
D) all of the above
Answer:
The answer is D
Explanation:
In genetics, heterozygous refers to two different genes in a pair. For two heterozygous black mice breeding, a probable pattern is 75% black pups and 25% white. So, it is possible for all provided litters (A, B, and C) to occur.
Explanation:In genetic terms, heterozygous indicates that a pair of genes in a particular position of the chromosomes, one inherited from each parent, are different. In the case of the two heterozygous black mice, it means each of them carries one allele for black fur and one for white. When they breed, each offspring will inherit one allele randomly from each parent, leading to a possible distribution of 75% black mice and 25% white mice. Therefore, all of the options (A, B, and C) presented are possible outcomes for a single litter of heterozygous black mice offspring.
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The diagram represents one of Mendel’s laws or principles of inheritance. mc014-1.jpg Which law or principle does the diagram represent? dominance independent assortment segregation genetics
The answer would be C. segregation.