A dog gives birth to five puppies. What percentage of its chromosomes does each puppy share with the mother?

A. 25%

B. 50%

C. 75%

D. 100%

Why is ammonium nitrate a problem for frogs in Indiana

Which of the following patterns is most likely to indicate a Foodborne illness

Offspring produced by parents that differ in one or more traits are called A. alleles. B. homologs. C. hybrids. D. gametes.

What are three examples of stimuli a bird responds to?

What process created the oxygen in the atmosphere of the early earth

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.