Robert is conducting breeding experiments with mice. he crossed two brown mice and found that 25% of their offspring were white. what are the genotypes of the two brown parent mice?

Height is a trait that shows incomplete dominance. When someone has both the tall and short allele that makes them average height (Tt).

During metaphase the spindle fiber form a lemon shaped array called the

What do you think would happen if the dna code in a daughter cell did not match the code in the parent cell?

Roland takes a walk through the desert. While there, he becomes extremely thirsty. To quench his thirst, he drinks a bottle of cold water. The water pleasantly refreshes him and he plans on bringing water more often on his desert hikes.

Which structural characteristic is seen in RNA but not in DNA? double strands a single strand chains of nucleotides a helical shape

Where does diffusion take place

Why are acquired traits unimportant in the process of evolution?

Imagine you are sitting with your leg at rest and free to move in all directions. An experimenter inserts an electrode into a muscle spindle stretch receptor neuron in one of your quadriceps muscles and excites (depolarizes) the cell, enough that

The building blocks of proteins are known as A. amino acids. B. euphoric acid. C. carbon dioxide. D. oxygen.

Of the following, which phrase best describes the term taxonomy? the study of the digestive system the science of classification a group of archaeans that live in deep-sea trenches