Control of body temperature is an example of which
of the following?
a. homeostatic mechanism
b. positive feedback system
c. endocrine function
d. negative feedback system
e. both homeostatic mechanism and negative
feedback system
Answer: e
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Some tentative patterns that are emerging from the study of complex traits are that:
A. some genes involved in complex traits are pleiotropic. B. many genes involved in complex traits show epistasis. C. most genes affecting complex traits have major effects; few have minor effects. D. genes involved in complex traits can show pleiotropy or epistasis. E. genes involved in complex traits can show pleiotropy or epistasis, and most have major affects.
In a prokaryotic cell, the DNA can be found where?
a. nucleoid b. nuclear membrane c. nucleus d. chromatin
Each of the following is a challenge faced by a terrestrial plant except
A) buoyancy. B) desiccation. C) cells and tissues to maintain structure. D) variability in air temperature.
The characteristic that sets plants apart from photosynthetic protists is the multicellular, dependent embryo
Indicate whether the statement is true or false