Which area of an intertidal zone is typically covered by water at high tide, but is dry at low tide?
a. upper littoral zone
b. midlittoral zone
c. lower littoral zone
d. limnetic zone
e. profundal zone
b
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Transcription is defined as:
A. the production of a strand of RNA with a sequence identical to the DNA template. B. the production of a strand of DNA with a sequence identical to the RNA template. C. the production of an exact complementary strand of RNA on a DNA template. D. the production of an exact complementary strand of DNA on a RNA template. E. the production of an exact complementary strand of RNA on a RNA template.
Because carbon is able to form up to four covalent bonds, it can take on a variety of orientations, including linear, ________, and ________ structures.
Fill in the blank(s) with the appropriate word(s).
An insect such as a moth or cricket detects sound
a. though specialized tympanic membranes located near the head. b. through a thinned region of the exoskeleton. c. through general mechanoreceptors on its skin. d. by using a specialized organ that measures the frequency of vibration of the surrounding air particles. e. through a series of mechanoreceptors arranged in a lateral line.
The organism in the above photograph has which of
the following structural systems? a. cartilaginous b. bone c. hydrostatic d. chitinous e. endoskeletal