Humans have been said to be neotenous apes because of a lack of hair and having a large head relative to body size, both traits of juvenile apes. This is an example of:
a. recapitulation. c. progenesis.
b. paedomorphosis. d. hypermorphosis.
B
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Organs are made up of ________ type(s) of tissue.
A. Two or more B. Two C. One D. At least five
The ________________ can differentiate into stems, leaves, or flowers.
A. suspensor B. shoot meristem C. basal region D. central region E. root meristem
The purpose of the ocular lens is to
A) improve resolution. B) magnify the image from the objective lens. C) decrease the refractive index. D) increase the light. E) decrease the light.
Answer the following questions true (T) or false (F)
1. When a neuron is resting, it has a higher concentration of Na+ ions inside the cell membrane than outside. 2. The action potential moves across the synaptic cleft as an electrical signal. 3. The parasympathetic division of the autonomic nervous system would be key in preserving an individual who is escaping from a dangerous situation.