What are the two ways that organisms on the bottom of deep sea food chains acquire energy? a.
photosynthesis and chemosynthesis
b.
chemosynthesis and marine snow
c.
marine snow and photosynthesis
d.
chemosynthesis and predation

Which of these is not a function of some membrane proteins ? a.allowing polar molecules to enter the cell b.recognizing other types of cells c.receiving messeges from other cells b.carrying messages to oher cells

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?

Collin would like to use the data a coworker has entered in a database. the problem is the coworker's database software is different from collin's. collin should