The percentage of African Americans, Hispanics, Caucasians, and Asians in a neighborhood is an emergent property
of a(n)____.
a. organism
b. community
c. population
d. ecosystem
e. biosphere
c
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Fatty acids that contain no carbon-carbon double bonds are referred to as ____
Some help with this, please?
In the Olestra potato chip experiment, the
result was
a. Olestra potato chips cause cramping. b. potato chips without Olestra cause cramping. c. there was no evidence that Olestra caused cramping. d. watching movies cause cramping. e. people should not eat potato chips.
The DNA sequence of two alleles of the same gene can differ by
A) approximately 100 continuous base pairs. B) approximately 100 base pairs scattered throughout the gene. C) three base pairs (one coding triplet). D) one base pair. E) no base pairs; allele sequences can be identical.
When closely related individuals mate with each other, or inbreed, the offspring are often not as fit as the offspring of two unrelated individuals. Why?
a. Close relatives are genetically incompatible. b. The DNA of close relatives reacts negatively in the offspring. c. Inbreeding can bring together rare, deleterious mutations that lead to harmful phenotypes. d. Inbreeding causes normally silent alleles to be expressed.