Which type of species interactions will be harmful to both species involved?
a. Mutualism
b. Predation
c. Herbivory
d. Commensalism
e. Interspecific competition
e
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______ are where saltwater and a source of freshwater mix.
a. Wetlands b. Estuaries c. The benthic zone d. Channels
Why do you think it was important to have all experiments start with guppies from both stocking tanks rather than just one of the stocking tanks? a. Stocking from both tanks is the only way to ensure enough guppies were presentfor robust data analysis
b. Because selection can only operate on alleles that are present in the population,using guppies from both stocking tanks ensured that the full range of alleles inthe natural population were also present in the experimental tank. c. It was not important to have all experiment start with guppies from both stockingtanks.
Describe how amniocentesis is used in the prenatal diagnosis of human genetic abnormalities. Then compare and
contrast the benefits and risks associated with amniocentesis and chorionic villus sampling. What will be an ideal response?
When an enzyme is degraded into its monomeric structural units, the monomers will be
a) monosaccharides b) fatty acids c) nucleotides d) amino acids