Which of the following are primary lymphoid organs?

a. bone marrow and thymus

b. appendix and spleen

c. lymph nodes and tonsils

d. spleen and thymus

An organism's scientific name is Dendroica pensylvanica. What classification level does pensylvanica refer to? 1. Genus 2. Specific Epithet 3. Kingdom

Suppose a person has a small intestine that has fewer villi than normal. would the person most likely be overweight or underweight

How does precipitation differ in a temperate deciduous forest and a temperate rain forest?

For bacteria to continue growing rapidly when they shift from an aerobic environment to an anaerobic environment, they must

What does the name of an enzyme usually end in?

Which statement best describes an aerobic heterotroph

What disease disables the bodys immune system?

A small fish eats plant material. Later that day, a heron dives into the water and eats the small fish. Which type of organism does the small fish represent in this scenario? parasite predator prey producer

True or false. The highlighted bone articulates with the ulna. True or false. The highlighted bone articulates with the ulna. FALSE TRUE

The savannah (a) is a hybrid domestic cat breed. it is the result of selectively breeding domestic cats with african servals (be) in order to produce the signature color markings and large size.