Briefly define natural selection in your own words.

Which pair of characteristics of RNA enables it to take on different shapes that allow it to bind to diverse substances in solution and to speed up chemical reactions? a. it's pentose sugars and phosphate groupsb.

Why did Earth and Venus evolve so differently? Why is Earth's atmosphere rich in oxygen and poor in carbon dioxide, whereas the reverse is true on Venus? What would happen to Earth's oceans if Earth were a little bit closer to the Sun?

What is true about the lagging strand during DNA replication

The base height of the dingdong plant is 10 cm. Four genes contribute to the height of the plant, and each dominant allele contributes 3 cm to height.

What is the purpose of DNA polymers

Suppose that a given gene undergoes a mutation to its dominant allele such that two out of 100,000 offspring exhibit the new mutant phenotype. Assuming that these offspring are heterozygous, what is the mutation rate for the gene

A blood smear is used to diagnose malaria. In patients with malaria, the protozoa can be found near and inside red blood cells. Explain why a microscope capable of high magnification and high resolution would be meeded to diagnose malaria

Why does the lipid bilayer self assemble?

3. In pea plants, inflated pods are dominant to constricted pods. Show the cross between a true-breeding inflated pod plant with a true-breeding constricted pod plant.

How might a scientist a determine whether trait sex-linked by observing the offspring of several genetic crosses