An individual antibody is made against _______.

A. a whole bacterial cell
B. one epitope on the cell
C. one antigen on the cell
D. all of the combined antigenic determinants on a cell
E. the cell's DNA


B. one epitope on the cell

Biology & Microbiology

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Cancer occurs when ________.

A. Cells do not stop dividing B. Cells stop going through mitosis C. Cells stop growing D. Cells stop dividing

Biology & Microbiology

A community of organisms interacting with their physical environment is a(n) ______.

A. population B. organism C. biosphere D. ecosystem E. macromolecular community

Biology & Microbiology

The two-factor crosses performed by Mendel support the observation that

A. alleles for a given trait are distributed randomly among an individual's gametes independent of the alleles for other traits. B. traits that are encoded by genes on different chromosomes are never found within the same gamete. C. the F1 generation can display phenotypes in combinations different from those seen in the P generation. D. the F2 generation will only display phenotypes in the same combinations as the P generation. E. self-fertilization of the F1 generation will produce 100% heterozygous plants at both loci.

Biology & Microbiology

Figure 31.6F What kind of tissue is shown in the accompanying images?

A. Blood B. Adipose C. Bone D. Cartilage E. Dense connective

Biology & Microbiology