Ways how environmental agents can alter DNA?

In humans, what is the only homologous chromosome pair that isn't the same? I also want to answer this because it's not on here anywhere. The answer is 23 in males. This is the sex chromosome and for males it's an XY.

True or false ecosystems change through the process of succession

How can I distinguish between the three stages of Interphase (G1, S, and G2) ?

Why is a squid considered a cephalopod?

Explain how the development of the cuticle and the vascular system influenced the evolution of plants on land

Which statement best describes the relationship between activation energy and rate of reaction? O Increasing the activation energy can increase the rate of a reaction. O Reducing the activation energy can increase the rate of a reaction.

Definition: this is a haploid cell with half the reproductive information from the parent.

Does a cell use energy when molecules diffuse in or out of the cell? Why?

Below is a list of possible challenges. Check all errors that you mentioned in your answer. Traits other than beak type might affect natural selection. It could take many generations to observe adaptions to a population.

A farmer dug a well but did not find any water Which reasons most likely explain why the farmer did not find water? Check all that apply.