The smallest unit that can evolve is a(n) __________.

a. population
b. species
c. genotype
d. individual
e. family


Answer: a. population

Biology & Microbiology

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The most abundant protein in mammals is collagen. This strong, ropelike molecule is particularly abundant in which tissue?  

A.  heart muscle B.  spinal cord C.  ligaments D.  skeletal muscle

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The anterior pituitary responds to hormones produced by which organ?

a. pancreas b. adrenal glands c. hypothalamus d. thalamus

Biology & Microbiology

If one compares the base sequences of related genes from different species, one is likely to find that corresponding ________ are usually conserved, but the sequences of ________ are much less well conserved

A) exons; introns B) introns; exons C) introns; proteins D) chaperons; exons E) introns; chaperons

Biology & Microbiology

What makes a prion unique as an infectious particle?

What will be an ideal response?

Biology & Microbiology