An aquifer is an a. underground layer of rock or sediment that holds water b. well in which water rises because of pressure c. type of hot spring from which the water periodically erupts d. place where groundwater bubbles or flows out of cracks in the rock

Explain two reasons you think it is important for scientists to search for new ways to treat cancer

6. in domesticated cats, the following are independently assorting: normal ears (t) is dominant to tufted ears (t); curved whiskers (c) is dominant to straight whiskers (c); the presence of six toes (s) is dominant to five toes (s); gene for hair length is an x-linked codominant. the three phenotypes for hair length are long (xhxh), medium (xhxh), and short (xhxh); medium is the heterozygous condition. given two parents: ttccssxhxh x ttccssxhy how many different gametes could be formed in the female cat with respect to these four traits? how many phenotypes are possible in the offspring from this mating?

Vessels draining the myocardium of the heart, open primarily ,into which chamber?