Chromatin is made up of
a. DNA only.
b. DNA, RNA, and protein.
c. DNA and RNA.
d. RNA and protein.
e. DNA and protein.
E
Biology & Microbiology
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At pH 7, a peptide with the sequence G-M-G-V-S-D-P-D-A has a net charge of:
A. -3 B. -2 C. -1 D. +1 E. +2
Biology & Microbiology
Fungi and animals share a more recent common ancestor than do fungi and plants.
Answer the following statement true (T) or false (F)
Biology & Microbiology
Genetic engineering-related bioethical issues include:
A. Artificial insemination B. Gene therapy C. In vitro fertilization D. Stem cell research E. B and D
Biology & Microbiology
Short, bristle-like structures that extrude from the cell surface are called
A) flagella. B) pili. C) mating bridges. D) fimbriae. E) cilia.
Biology & Microbiology