Which term refers to a sperm count of less than 20 million/ml?

8) animals respond in various ways to stimuli detected through their senses. some of these responses are stimulated by the presence of danger. which of these animal responses is the best example of a response to an immediate threat? a) a rooster crows every morning at the first sign of light. b) as something approaches an octopus, it shoots a cloud of ink. c) from late fall until spring, bears hibernate to preserve energy. d) a dog is getting hot in the sunlight, so he moves to a shaded area.

Ture or false evidence for evolution includes millions of fossils

The law of thermodynamics states that energy can't be created or destroyed. to natural sources of energy on earth are the