The donor cell makes ___________ whose function is to bring F- cells close enough to transfer a ___________ to the recipient.
A. a sex pilus, single strand of DNA
B. a sex pilus, double strand of DNA
C. an F factor, fertility plasmid
D. an F factor, replicated F factor
E. a sex pilus, bacterial chromosome
A. a sex pilus, single strand of DNA
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During exhalation, the diaphragm _______.
A. contracts and moves down B. relaxes and moves up C. relaxes and moves down D. contracts and moves up
Branched extensions that receive information
from other cells are called
a. axons. b. dendrites. c. interneurons. d. sensory neurons. e. cell bodies
The specialization of stem cells into various cellular types is called ________
Fill in the blank(s) with correct word
A peptide bond forms between which of these groups?
A) Carboxyl and amino B) Phosphate and hydroxyl C) Hydroxyl and carboxyl D) Carboxyl and aldehyde E) Amino and aldehyde