What is the purpose of the vas deferens?
to store, develop, and transport sperm cells from the testes
to release the sperm from the penis
to produce seminal fluids to give sperm motility
to transport the sperm from the epididymis to the urethra

According to the big bang theory, after the "bang," the universe remained dark until about  300,000 yearsone billion yearsthree minutesthree billion years  later, when neutral atoms began to form.

How is anaerobic respiration affected by changes in temperature? (5 points)based on the conditions of early earth, what conclusion can you draw about the amount of anaerobic respiration that was occurring at earth’s beginning? explain your answer.(5 points)if there was a sudden drop in temperature after the evolution of the first living cells, predict how that might have affected the changes in the atmosphere and the evolution of cyanobacteria and other autotrophs. explain your answer. (5 points)

Locards exchange principle implies all of the following except