What is the difference between endocrine and exocrine glands?
a. Endocrine glands are discrete structures, while exocrine glands may be specialized cells in other tissues.
b. Exocrine glands produce hormones, while endocrine glands do not.
c. Endocrine glands only affect cells in the immediate area, while exocrine glands do not.
d. Endocrine glands secrete into the interstitial fluid, while exocrine glands release secretions into ducts.
e. Exocrine glands secrete neurohormones, while endocrine glands do not.
d
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What part of the neuron is responsible for most of the "house-keeping" tasks of the cell, including protein synthesis?
A. myelin B. axon C. dendrite D. soma E. synapse
Darwin's ideas on evolution were based on a number of observations. Among the most important observation was that
a. all the types of organisms that have lived on Earth are present today. b. individuals within a population are all virtually identical to each other. c. there is usually ample food and water for all populations. d. when natural resources become scarce, competition occurs between members of the same species. e. populations will only produce as many offspring as can be accommodated by the environment.
The probability of tossing a coin and having it be heads or tails is
A. 1/4. B. 2. C. 0. D. 1. E. 1/2.
Most disinfectants work better in ________ solutions.
a) cold b) warm c) acidic d) organic