An important part of maintaining homeostasis is regulating the amount of water released or absorbed by the body. Which two systems mainly work together to perform this function?
a) circulatory and respiratory systems
b) digestive and excretory systems
c) digestive and respiratory systems
d) circulatory and digestive systems
Ans: b) digestive and excretory systems
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The potential yield
a. is how many fish can be caught in a year. b. is an estimate of the amount of profit fishers can expect. c. is an estimate of the number of pounds of fish or shellfish that may be harvested per year. d. is an estimate of the profit from fish or shellfish that may be harvested per year.
During the 1920s to 1940s, biologists combined Mendelian genetics with Darwin's theory to form a unified
explanation of evolution that is referred to as: a. neo-evolution. b. genetic evolution. c. classical Darwinism. d. evolutionary genetics. e. the modern synthesis.
Which sentence describes the principle of independent assortment?
a. Genes on the same chromosome are always inherited together. b. Two alleles for a single trait are randomly sorted to individual gametes; chromosomes are not mentioned. c. Alleles on different homologous chromosomes are not randomly sorted to individual gametes. d. Genes on the same
Which is incorrect about food-borne illnesses?
A. The top viruses that cause food-borne illnesses are Norwalk and Hepatitis A viruses. B. Reports of food poisoning are decreasing in the United States. C. Avoiding cross contamination in the kitchen can reduce the risk of food poisoning. D. Most cases of food poisoning occur in the home and are not reported. E. Food infection is associated with ingesting whole microbial cells.