A blood vessel with a thick layer of smooth muscle and elastic fibers is A. a vein. B. an artery. C. a capillary. D. the vena cava.

In which stage of the cellular respiration are the most atp molecules produced?

The attributions a person makes for his or her spouse's acid remark depends on the happiness of his or her marriage. What concept does this portray? A. Social behavior is a function of what we believe. B.

The variation that exists in a population of wild giraffes is usually the result of events that occur during

Sex chromosomes are: A. the largest chromosomes on a karyotype B. paired homologous chromosomes C. present only after puberty D. the 23rd pair of chromosomes

Which clue indicates that a speciation has occurred between two populations? A. Renaming of a population has been complete by scientists. B. Two different looking individuals are within the same population. C.

What is another name for skeletal muscle? involuntary muscle connective muscle voluntary muscle interactive muscle reactive muscle?

Water can leave the air as a result of which processes? A. infiltration or transpiration B. precipitation or evaporation C. evaporation or transpiration D. condensation or precipitation

A bird and the snake would both be classified as

Elephantiasis is caused by what

Which has a more long term consistency? (Climate or Weather)