Humans need food in order to obtain ________. I) essential nutrients II) fuel to power all body activities III) organic raw materials to make their own molecules

A) I only
B) I and II, but not III
C) II only
D) I, II, and III


D

Biology & Microbiology

You might also like to view...

Why is the outcome of a base-pair substitution mutation variable? List and describe the possible outcomes of a base-pair substitution mutation in your answer

What will be an ideal response?

Biology & Microbiology

Which of the following is studied by a population geneticist?

a. How selective forces change the allele frequencies in a population over time b. How genetic traits and ecosystems affect the migration patterns of populations c. How embryological development impacts the expansion of a population d. How evolution causes the development of multiple species within a population

Biology & Microbiology

Self-propagation and refractory periods (states) are typical of _____

A) action potentials B) graded hyperpolarizations C) excitatory postsynaptic potentials D) threshold potentials E) resting potentials

Biology & Microbiology

A metaphase plate forms in both plant and animal cells

and is when the chromosomes __________. Fill in the blank(s) with the appropriate word(s).

Biology & Microbiology