An envelope
a. surrounds the nucleus.
b. surrounds mitochondria.
c. consists of two membranes.
d. does all of the above.
b
You might also like to view...
All free viral particles contain _____
a. a viral genome and a plasma membrane b. both DNA and RNA protected by a viral envelope c. RNA enclosed within a helical rod d. a viral genome protected by a protein coat e. a viral genome protected by a viral envelope
Remember that color is an inherited trait in beetles. Which of the following is an example of natural selection?
A. Green beetles leave more offspring than brown beetles because they are better at finding food. B. Green beetles migrate out of the population. C. Green beetles and brown beetles always leave the same number of offspring. D. A storm kills more green beetles than brown beetles by chance. E. Green beetles migrate out of the population, and brown beetles migrate into the population.
Ti plasmids and the T-DNA system can be used to transform any vascular plant
Indicate whether the statement is true or false
Rhizomes, tubers, corms, and stolons are examples of modified:a
leaves. b. flowers. c. roots. d. bulbs. e. stems.