Nerves send messages to the ______ ______ system
Fill in the blank(s) with the appropriate word(s).
Answer: central nervous system
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The stimulus for secretion of neurotransmitters into the synaptic cleft is an increase in
A) potassium levels. B) chloride levels. C) sodium levels. D) calcium levels. E) neurotransmitter levels.
The animal in the above figure is using ____
for protection. a. mimicry b. display behavior c. warning coloration Community Ecology 416 d. chemical defenses e. camouflage
Which is the correct sequence of embryonic development in eudicots?
a. globular stage embryo ? suspensor embryo ? proembryo ? heart stage embryo b. heart stage embryo ? globular stage embryo ? proembryo ? torpedo stage embryo c. torpedo stage embryo ? globular stage embryo ? heart stage embryo ? suspensor d. proembryo ? torpedo stage embryo ? heart stage embryo ? globular stage embryo e. proembryo ? globular stage embryo ? heart stage embryo ? torpedo stage embry
The host DNA is usually degraded during which stage?
a. Biosynthesis b. Assembly c. Penetration d. Release e. Attachment