Option C is correct.
c. contains ribose.
Explanation:RNA stands for ribonucleic acid. It is an important molecule with long chains of nucleotides. A nucleotide contains a nitrogenous base, a ribose sugar, and a phosphate. It is single stranded and it contains uracil base that is not present in DNA.
ANSWER 6:option D is correct.
d. adenine pairs with thymine, and cytosine pairs with guanine
Explanation:In DNA purines always make bond with pyrimidine and pyrimidine make bond with purines, so there are double bond between adenine and thymine and triple bond between cytosine and guanine.
Answer 7:Option A is correct.
a. involves RNA polymerase
Explanation:DNA polymerase is a vital enzyme in DNA replication. DNA polymerase is an enzyme that synthesizes DNA molecules from deoxyribonucleotides, the building blocks of DNA.
Answer 8:Option D is correct.
d. tRNA
Explanation:The job of tRNA is to read the message of nucleic acids, or nucleotides, and translate it into proteins, or amino acids. tRNA transport amino acids to ribosomes for the assembly of protein.
Answer 9:Option C is correct.
c. in the nucleus of the cell
Explanation:Transcription is the process of making mRNA from the strand of DNA. In this way the message of DNA is encoded into RNA. Transcription always occurs in nucleus of the cell.
is a enzyme and protein the same thing or different
An enzyme is a protein. Hope it helped :)
4. Coevolution is when two species that have close ecological interactions evolve jointly over time.
No. In biology, coevolution occurs when changes in at least two species' genetic compositions reciprocally affect each other’s evolution.
Answer:
No, coevolution never occurs when two species that have close ecological interactions evolve jointly over time.
Explanation:
The coevolution is the process in which two species evolves together. These species affects each other. In coevolution, species shares close ecological interactions.
The ecological relationship which shows coevolution are parasitism and competition, mutualism. In parasitism one species is negatively affected and the parasite gains the benefit. In competition both species harm each other.
In mutualism both species gains the benefit.
I NEED HELP! PLEASE?
When are fibers considered individual evidence?
A) when they are torn
B) when the yarn is twisted
C) when the yarn is knotted
D) when two or more different fibers are blended
Which of these are the correct sequence of events at a crime scene?
A) Secure the scene, search for evidence, collect evidence, send evidence to laboratory for testing, take photographs, take notes.
B) Secure the scene, search for evidence, take notes, collect evidence, send evidence to laboratory for testing, take photographs.
C) Secure the scene, take photographs, take notes, search for evidence, collect evidence, send evidence to the laboratory for testing.
D) Secure the scene, take photographs, send evidence to the laboratory for testing, take notes, search for evidence, collect evidence.
i sasy A for question one and C for question two
Hope this helps out!
Answer: 1. A) when they are torn
Explanation:
An individual evidence is the one which exhibit the wear and use patterns which can give details for a particular ownership.
Among the options given the fibers considered individual evidence when they are torn. This is because of the fact that the torn fiber indicates that it's other part will be available at some place which can be linked and the ownership of the fiber can be determined.
Answer: 2. C) Secure the scene, take photographs, take notes, search for evidence, collect evidence, send evidence to the laboratory for testing.
A crime scene is required to be handled carefully so as to maintain the integrity and reliability of the evidences. The following are the sequence of events followed at the scene of crime.
Securing the scene: The crime scene should be secured so as to avoid the entry of unwanted individuals who can destroy the available potential evidences.
Take photographs: The photographs should be taken as soon as possible after securing the crime scene. The photographs can be used to record the scene of crime in it's original form. It will help in recognizing the position of the potential evidences at the scene of crime.
Take notes: Notes about the time of visit, place and position of the evidences and condition of the crime scene should be recorded.
Search for evidence: The crime scene should be searched for evidences so as to make them a potential sword against the culprit.
Collect evidence: The evidences should be collected from the scene of crime with utmost care so as to prevent the inclusion of the contaminants.
Send evidence to the laboratory for testing: The experimental chemical and physical analysis of the collected evidences can help in making up expert testimony which can be used against the culprit in the court of law.
How can we rewire our brains, according to the Neuroplasticity video?
Eating healthy foods
Going to the doctor
Intentional practice of the new skill or information
Answer
By intentional practice of the new skill or information
Explanation
Neuroplasticity refers to changes in the brain which occurs as a result of human interactions with our environment. The brain develops by reorganizing in responses to our daily changing needs. This is a dynamic process which facilitates learning from and adapting to different experiences. The main concepts in Neuroplasticity are behavioral responses and adaptation phenomena causing final neural activity.
Which statement is mostly likely to apply to a cell that has DNA within it cytoplasm
It performs all functions for the organism.
Hope this helps!
In the chemical reaction that takes place in the lighting of a match, activation energy is supplied by _____.
the most abundant element in the atmosphere can also be found in
the answer for this question is beans and whey protein.
nitrogen which makes up about 79 percent of air and is found in beans and whey protein.
The question is hard lol idk maybe it’s just me
the answer is quaternary
Which steps do geologists use to find the epicenter of an earthquake?
Geologists appropriate seismic streams to determine an earthquake's epicenter.
Explanation:You first require to record the coming times of the P waves and S waves from the seismograph and then deduct them.
Once you discover the time variation, you then require to look on a distance-time plan to discover how far from the epicenter that 1 seismograph is.
Then, on your map, using the map's scale, you need a compass and initiate the compass just to the distance you determined on the distance-time graph.
Using the area of the seismograph as the center-point, trace around with the compass. The range of your circle should be equivalent to the measure from the distance-time graph.
You later need to do this alike calculation for two additional seismographs. Where the three circles meet, such is the epicenter of that earthquake.
Answer: seismograph
Explanation: just did the assignment
Which bonds are found inside a water molecule, between hydrogen and oxygen
Which of the following molecules get recycled during photosynthesis?
NADPH and ATP
CO2 and NADPH
ATP and glucose
Water and glucose
The right option of this question is (A).
ExplanationWhen the light absorbs by the photosynthetic apparatus, the water molecules break down to produce essential material to continue the photosynthetic cycle as electron and H-ions. The H-ions becomes stored in thylakoid chamber and passed through the ATP synthetic machines to refill the ADP or AMP molecules. The generated electron passes through the various stages of photosynthetic series to finally produce the NADPH which also acts as energy transfer compound. At the PSI, the electron transfer to the NADP to generate NADPH.
The carbon dioxide is produced during the respiration cycle and glucose during the Calvin Cycle. So, the right option is (A).
1.Which activity would you predict is most likely to have the smallest impact on environmental systems? A. using more land to grow corn that is used to produce fuel B. using land to create a national park C. building a dam for energy production D. building new housing in an area far from a city
The correct answer is option B, that is, using the land to create a national park.
National parks refer to big areas of public land set aside for the native animals, plants, and the habitats in which they thrive. The national parks safeguard the places of natural beauty and are home to various endemic species.
National parks are in real sense safeguarded regions, conserving biodiversity is the central aim for such protected areas. The national parks offer a safe home for the local animals and plant species, they also help in keeping the water and air clean.
The activity with the smallest environmental impact is likely using land to create a national park. This is because such areas are generally protected from development and exploitation, preserving ecosystems and biodiversity.
Explanation:From the options A, B, C, and D, the activity most likely to have the smallest impact on environmental systems is using land to create a national park (Option B). When lands are designated as national parks, they are typically protected from most forms of development and exploitation. These areas serve to preserve natural ecosystems and biodiversity, having a minimal negative impact, and sometimes even positive impacts, on the environment. In contrast, using land to grow corn for fuel (Option A), building a dam for energy (Option C), or constructing new housing in remote areas (Option D), involve significant changes to the land and can disrupt ecosystems, leading to substantial environmental impact.
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Which one of these is not an example of intercellular communication? Question 5 options: Chemical signal from pituitary gland to adrenal gland. A vesicle encloses over a nutrient molecule. Chemical messengers dock onto receptors of adrenal gland. Electrical signals pass between heart cells.
The second option/statement "A vesicle encloses over a nutrient molecule" is not intercellular communication.
Explanation:Intercellular communication is the communication between two cells.
But in the second statement which is a vesicle encloses the nutrient molecule is the type of work within one cell like the generation of Golgi bodies in the cell.
While other statements/options include processes happening between two cells which are intercellular interaction.
Answer:
the second one is correct
Explanation:
ur wellcome
explain how predators differ from parasites. give an example of each kind of organism
Parasite: Parasites are different from predators because parasites only take resources from one host, whereas predators eat many prey. A good example of this is the trematode parasite Schistosoma mansoni. An adult schistosome parasite lives inside of just one human host
Final answer:
Predators kill and eat prey, reducing the prey's ability to survive and reproduce, like lions hunting zebras. Parasites live on or in a host and feed off it without immediate lethality, such as mosquitoes on humans. Ladybugs (predators) and mosquitoes (parasites) serve as examples from the insect world.
Explanation:
Predators and parasites have different relationships with their prey or hosts, respectively. A predator is an organism that kills and consumes another organism, which is known as its prey. By doing so, the predator always lowers the prey's fitness by preventing it from surviving or reproducing. Common examples of predator-prey relationships are lions hunting zebras or bears catching fish.
In contrast, a parasite is an organism that lives on or in a host organism and feeds off of it without immediately killing it. The parasitic relationship benefits the parasite while harming the host by siphoning resources that the host would usually use to maintain itself. Parasites may eventually kill their hosts, but there is often a selective pressure to delay this process, allowing the parasite to complete its reproductive cycle. Common examples of parasites include mosquitoes feeding on human blood or mites infesting a beetle.
For example, in the insect world, a predatory organism might be a ladybug (Order Coleoptera) which feeds on aphids, whereas a parasitic organism could be a mosquito (Order Diptera) which feeds on blood from various hosts.
How was the first periodic table of the elements organized?
Select one:
a. in alphabetical order by element name
b. by atomic number of the atoms that make up each element
c. by average number of neutrons in the atoms that make up each element
d. by average atomic mass of the atoms that make up each element
the answer would be D
Will mark brainliest helpppp :((
The answer should be A. Decreases because the number of predators increases.
A- Decreases because the number of predators increases
As scientists have developed more productive crop varieties, farmers have switched from growing many traditional varieties to new high-yield varieties. For example, in Peru, the Indians once grew 500 native varieties of potatoes. That number has been reduced to about twenty major potato varieties, worldwide. Why is it potentially dangerous to reduce the number of crop species in potatoes? A) It reduces the variety of crops available for human diets. B) It requires a larger investment than small farmers can make. C) It makes the overall crop more susceptible to pests or disease. D) It could reduce or cause the extinction of some predatory insects. Submit
C) It makes the overall crop more susceptible to pests or disease. is the correct answer
Answer:
Option C, It makes the overall crop more susceptible to pests or disease.
Explanation:
An organism keeps on evolving and varying from its previous generation based on the gene pool. The larger is the gene pool, the higher is the scope of variation.
Now in this case farmers have stopped a growing traditional crop, which means there are only limited genes in the entire gene pool of hybrid potato which are free to vary based on the mating scenario.
This limit on variation based on reproduction will ultimately reduce the natural ability of a crop to generate characteristics that could support it to survive in adverse condition. Thus, GMO may become more susceptible to the new evolved species of pest (which is free to evolve naturally)
Hence, option C is correct
Which of these is an example of a change where the properties of the original substances remain the same?
A) roasting corn on the cob
B) soaking rice in the water
C) toasting bread
D) digesting food
I GIVE BRAINLEST !
Which of these is an example of a change where the properties of the original substances remain the same?
the answer is B
:)
Which piece of equipment would give the MOST accurate measurement of 15 mL of a liquid?
Which best defines homeostasis
Well homeostasis is the tendency toward a relatively stable equilibrium. It basically means to maintain internal Stability.
Which graph should be used to represent the percent composition of the human body?
the answer is Pie Graph :)
Answer:
pie graph
Explanation:
A certain species of rabbit can have either black or grey fur. The allele for black fur is dominant over the allele for grey fur. If a homozygous black rabbit is crossed with a heterozygous black rabbit, what phenotypic ratio will occur in the first generation?
A.
50% black : 50% grey
B.
25% black : 75% grey
C.
100% black : 0% grey
D.
75% black : 25% grey
The phenotypic ratio that will occur in the first generation would be 100% black.
Assuming that the black fur allele is represented by B and the grey by b allele, the homzygous black rabbit's genotype will be BB while heterozygous black will be Bb.
Crossing BB with bb:
BB x Bb
BB Bb BB Bb
Since B and dominant over b:
First generation:
1/2 BB - Black
1/2 Bb - Black
Thus, the phenotypic ratio in the first generation would be 100% black.
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The phenotypic ratio for the cross between a homozygous black rabbit and a heterozygous black rabbit will be 100% black due to the dominance of the black fur allele, resulting in no possibility for grey fur in the first generation.
Explanation:The question is regarding the phenotypic ratio of the offspring when a homozygous black rabbit (with the dominant allele for black fur) is crossed with a heterozygous black rabbit. Considering the dominant allele for black fur is represented by 'B' and the recessive allele for grey fur is represented by 'b', a homozygous black rabbit would have the genotype 'BB', and a heterozygous black rabbit would have the genotype 'Bb'.
The possible combinations of their offspring's genotypes can be determined using a Punnett square. The homozygous parent can only contribute a 'B' allele, and the heterozygous parent can contribute either a 'B' or 'b' allele. Thus, the potential genotypes of the offspring would be 'BB' or 'Bb'. Since both 'BB' and 'Bb' result in black fur due to the dominance of the black fur allele, all the offspring will have black fur.
The resulting phenotypic ratio will be 100% black fur to 0% grey fur because no 'bb' genotype can result from this cross. Therefore, the correct answer is C. 100% black : 0% grey.
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The cell model below shows 2 solutions separated by a selectively permeable membrane indicated by the red dashed line.
What will most likely occur in this case?
The number of molecules on side A will increase and decrease on side B
The water level on side A will increase, but remain the same on side B.
The water level will increase on side B and decrease on Side A until concentrations are equalized.
The water level and number of particles will equalize on both sides of the membrane.
So naturally, Water loves to be with water. This is just a common knowledge of biology. The side with the least amount of water will recognize that the opposing side has more water. Water molecules in Side A will essentially try and cross the selectively permeable membrane and go onto the crowded side. This will make the Cell in A become lysed and it will shrink. Your answer will be:
C. The Water level will increase on side B and decrease on Side A until concentrations are equalized.
The most likely to occur in this case will be C. The water level will increase on side B and decrease on Side A until concentrations are equalized.
A permeable membrane is vital as it allows for the passage of water in a solution. Based on the diagram, the water molecules that are in Side A will try and cross the permeable membrane to side B.
This will therefore lead to less water in cell A and thus it becomes lysed and it will shrink. Therefore, the water level will increase on side B and decrease on Side A until concentrations are equalized.
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what type of material is released from a volcano?
lava
pyroclastic material
pyroclastic material,lava,and gases
gases
Lava would be the correct answer. If you are able to give more detail you could say lava, ash, and gases.
which characteristic is common in old rivers?
A. Lack of tributaries
B. Location near headwaters
C. Lack of meanders
D. A low stream gradient
i think i would say (D) A low stream gradient
Old rivers commonly have a low stream gradient, which leads to a slower flow and higher tendency to form meanders as they flow across flatter landscapes closer to their mouths. Hence, the correct option is D.
As rivers age, they tend to develop wide, meandering courses with a gentle slope. This low gradient results in a slower water flow, which encourages the river to meander across the landscape. Additionally, old rivers are characterized by having developed numerous tributaries over time, increasing their size and contributing to their slow, meandering nature. Moreover, rather than being located near their headwaters, old rivers tend to be found closer to their mouths where the land is flatter. Contrary to being straight, old rivers are typically full of bends and loops known as meanders.
I will give thx and points
How does a plant grow? Besides carbon, how does carbon grow a plant.
please make it easy to understand lol.
Plants need energy from the sun, water from the soil, and carbon from the air. The plant uses the carbon to form the leaves and stem and roots. I can go more into detail in the comments if you need.
Answer:
Answer: ♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡♡ Answer: ♫･*:.｡. .｡.:*･Most plants grow from seeds. For months or even years a seed may stay resting. Inside of the seed is an embryo: the basic parts from which a young plant, or seedling, develops. The seed also contains food to keep the embryo alive. ... The roots begin to grow falling to make the plant strong.
Have a bootiful day!♫･*:.｡. .｡.:*･
Explanation:
During the course of many cell processes, a molecule of ATP may break apart to form a molecule of ADP and a phosphate group. How is this action of ATP useful to the cell? ANSWER CHOUCES: A) stores chem. energy for the cell to use at later time B) releases chem. energy for cell to use immediately C) absorbs heat, which prevents the cell from overheating D) Removes a metabolic poison from cell
B. The cheical energy is released immediately for the cell to use.
which statement is true about nitrogen and oxygen?
Hello. This question is incomplete. The full question is:
"Which statement is true about nitrogen and oxygen? A. They make up about 99.9% of the human body. B. They are both made of protons, neutrons, and electrons. C. They are both used to make water molecules. D. Neither contains subatomic particles."
Answer:
B. They are both made of protons, neutrons, and electrons.
Explanation:
Nitrogen and oxygen are elements known to all of us. An oxygen molecule is an oxygen atom and a nitrogen molecule is a nitrogen atom.
As we know, all atoms are formed by three particles: protons, neutrons and electrons. For this reason, we can say that both oxygen and nitrogen are composed of protons, neutrons and electrons. For this reason, the letter B is the correct alternative.
What type of volcano is found along a convergent boundary
What organism is both secondary and tertiary consumer?
A. Orca
B. Seal
C. Bowhead
D. Article Cod