Water "beads up" on synthetic fabric such as polyester but binds to cotton. What is the most likely explanation for this?
A) Polyester is not a naturally occurring substance, whereas cotton is a naturally occurring substance.
B) Polyester is more flexible than cotton.
C) Polyester fibers are thinner than cotton fibers.
D) Polyester is nonpolar, whereas cotton is polar.
D
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a. M phase b. G0 c. S phase d. R phase
What structure separates the inner and outer layers that form sponges?
a. spicules b. choanocyte c. osculum d. mesohyl
A transposable element composed of an antibiotic resistance gene, a recombinase gene, and inverted repeats is identified in a bacterial genome. This element can be any of the following except ________.
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Hybrid inviability occurs when two species mate and produce fertile offspring
Indicate whether the statement is true or false