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

Biology & Microbiology

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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

Biology & Microbiology

Prepare a table that lists the features that distinguish bryophytes from green algae and from other plants. What will be an ideal response?

Biology & Microbiology

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

Biology & Microbiology

Which common property of living things would not exclude a virus as a living organism?

Biology & Microbiology