Volumul de sange reprezinta 8% din greutatea corpului; plasma repezinta 55% din volumul sangelui , iar apa reprezinta 90% din plasma. Sa see claculeze: a)cantitatea de apa din plama unei persoane care cantareste 70 kg. b) cantitatea de plama pe care o prezinta prsina dupa o primire de 1 l de sange

Which of these statements best describes the st. lawrence seaway? the st. lawrence seaway connects the st. lawrence river with the arctic ocean. the st. lawrence seaway provides an important trading route between the u.s. and mexico. the st. lawrence seaway provides an important trading route for the u.s, but has little value for canada. the st. lawrence seaway connects the great lakes, the st. lawrence river, and the atlantic ocean.

Consider an organism that is eukaryotic, found in both unicellular and multicellular forms, may resemble a plant but is not photosynthetic, has chitin in its cell walls, and absorbs organic nutrients from decomposing material in the environment. this organism would be classified as which of the following types of organisms? a. fungib. protozoac. bacteriad. archaea

Leila has dimples because she received a gene copy from her father that coded for dimples. this means that dimples are an example of a trait that is