Answer the following questions true (T) or false (F)
1. The chitin that makes up the exoskeleton of insects is a polymer of amino acids.
2. Glycogen is the carbohydrate found in plant cell walls.
3. Cholesterol is used to make other steroids in the body.
1. FALSE
2. FALSE
3. TRUE
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Mycelia of some mushroom-forming club fungi extend for miles growing underground. Embryonic mushrooms then form on the mycelium. What happens when it rains?
What will be an ideal response?
Composite transposons are composed of
A) the transposase gene flanked by inverted repeat sequences. B) a mobile gene flanked by inverted repeat sequences. C) the transposase gene only. D) several genes, such as antibiotic resistance genes, flanked by transposase genes. E) several genes, including transposase, flanked by inverted repeat sequences.
Artemia and Fast Plant™ bioassays can be used to identify
(a) cytotoxins. (b) herbicides. (c) plant growth stimulators. (d) all of the above.
What type of radiation is best for destroying microbes throughout food?
A. Ultraviolet B. Gamma rays C. Visible light D. Infrared E. Microwaves