In chickens, red feathers (R) are dominant to brown feathers (r). If a homozygous dominant red feathered chicken (RR) is crossed with a homozygous recessive brown feathered chicken (rr), what is the percent chance of having a chicken with brown feathers? (ASSUME AUTOSOMAL, COMPLETE DOMINANCE INHERITANCE). You may use a scratch sheet of paper for all scratch work.

Which of the following is not required for photosynthesis to occur?

In fruit flies, long wings (L) are dominant to short wings (l). If a fruit fly heterozygous for long wings (Ll) is crossed with a fruit fly that is homozygous recessive for short wings (ll), what is the percent change of having a heterozygous offspring? (ASSUME AUTOSOMAL, COMPLETE DOMINANCE INHERITANCE). You may use a scratch sheet of paper for all scratch work.

What portion of the pH scale would be considered basic?

What is structure J below?

Which answer choice below best describes the difference in mitosis and meiosis?

Using the image of the cuboidal cell below and the field of view provided, what is the approximate size of the cuboidal cell?  

Classify Leaf “S” below using the dichotomous key provided:

What type of macromolecule feels greasy and is a source of long-term energy storage?

What portion of the pH scale would be considered neutral?