Viroids differ from viruses in that they
A) are acellular.
B) lack capsid proteins.
C) are self-replicating.
D) have latent forms that exist in some genomes.
E) are associated with plant diseases.
Answer: B
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How many clones would make up one genomic equivalent?
The mouse genome consists of 2,700 Mb. A genomic library is constructed using BAC vectors and overlapping fragments of the mouse genome. The average size of the mouse DNA inserts is 200 kb. A) 135 B) 270 C) 13,500 D) 270,000
Our normal blood pH should be in a fairly narrow range. Imagine you sit down to eat a large meal with cola, tomato-based sauce, and a salad with many citrus fruit slices. Identify the one statement that does not apply as one of the likely outcomes of your meal.
A. Your blood and body fluids will likely become more basic, with a higher pH than the normal range.
B. The cola, tomato, and citrus fruits will add hydrogen (H+) to your blood and body fluids.
C. All of the answer choices are correct.
D. Your body will produce buffer molecules to help neutralize acids you ate, so your blood pH doesn't change much.
E. Your blood and body fluids will likely become more acidic, with a lower pH than the normal range.
In living organisms, chemical reactions responsible for growth, repair, and nutrition are collectively
referred to as: a. development. b. metabolism. c. adaptation. d. genetics. e. homeostasis.
An asexual process used by prokaryotes in which replicated DNA and other cell parts are distributed into two daughter cells is called
What will be an ideal response?