In guinea pigs, short hair is heterozygous over long hair. if a short haired guinea pig is crossed with a long haired guinea pig, what are the possible genotypes and phenotypes of their offspring AND the percent chance for each? Use "s"

What is an enzyme? Describe using the words enzyme, catalyst, substarte, and active site.

A temperature graph shows annual temperatures that remain consistently high throughout the year. The precipitation graph shows annual rainfall to be nearly zero all year long.

How does natural selection affect animals

If something is made of cells then it?

Which statement best describes the events responsible for the phase represented by the letter B in the figure? A. the opening of sodium channels B. the opening and closing of sodium channels C. the opening of potassium channels D.

two population of finches live on separate islands and rarely move from one island to another this is an example of

In humans, black hair (B) is dominant over red hair (b) and having six fingers (F) is dominant over having five fingers (f). Sally has black hair and five fingers. Her father has red hair. Sally marries Bill who has red hair and six fingers.

Which group of elements shares characteristics with both metals and nonmetals?

Where and how does ammonification / nitrification take place

Jill has a beaker. In this beaker there are two layers. The top layer is transparent with a yellow tint to it, and the bottom layer is transparent and clear. Jill decides that the bottom layer is probably water.