A common way to identify the E. coli that carries the desired recombinant DNA is by using a
A. vector.
B. probe.
C. host.
D. plasmid.
B
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Endosperm is a major part of monocot seeds. In most eudicots, _____
A) the same thing is true; there is a substantial amount of endosperm B) endosperm never even starts to form after double fertilization C) endosperm nutrients are repackaged into the cotyledons D) endosperm replaces cotyledons in the seed
Prepare a table that lists the features that distinguish bryophytes from green algae and from other plants. What will be an ideal response?
Which pair of activities are carrier molecules involved in?
a. passive transport and osmosis b. active and passive transport c. active transport and osmosis d. osmosis and diffusion
Which common property of living things would not exclude a virus as a living organism?