The chains of an antibody molecule are bonded to one another by
A. disulfide bonds.
B. hydrogen bonds.
C. ionic bonds.
D. oxygen bonds.
A
Biology & Microbiology
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The majority of prokaryotic DNA is arrayed in:
A. multiple circular chromosomes. B. a single circular chromosome. C. a single linear chromosome. D. multiple linear chromosomes.
Biology & Microbiology
The germ layers are formed during which developmental stage?
a. cleavage b. meiosis c. gastrulation d. zygote formation e. blastula formation
Biology & Microbiology
How do mutations affect genetic diversity in a population?
What will be an ideal response?
Biology & Microbiology
Enzymes that are continuously produced are said to have a(n) ________ expression
A) positive B) repressible C) inducible D) negative E) constitutive
Biology & Microbiology