The heart, liver, and stomach are each examples of
a. an organ system.
b. a tissue.
c. an organ.
d. a nerve.

Natural selection acts on populations through a specific trait. which statement must be true about that trait? question 6 options: the trait is passed on genetically to the next generation. the trait has little impact on survival. the trait is the same for all organisms. the trait is resistant to mutations.

Coquina, a type of limestone, forms from shell fragments that settle on the ocean floor. what type of rock is coquina?

What is the approximate time of death of the body temperature is 29.4 degrees celsius