What percent of the total blood volume is plasma?
a. 25
b. 40
c. 55
d. 65
e. about 80
C
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Answer the following statements true (T) or false (F)
1. In eukaryotic cells the electron transport system occurs in the mitochondria. 2. In prokaryotic cells the electron transport system occurs in the mitochondria. 3. Chemiosmotic phosphorylation occurs when protons pass through ATP synthase and combine with oxygen and electrons to make water. 4. Substrate-level phosphorylation occurs when protons pass through ATP synthase and combine with oxygen and electrons to make water. 5. Anaerobic respiration uses oxygen as its final electron acceptor at the end of the electron transport chain.
The majority of productivity in the open-ocean is made possible by its microscopic inhabitants
1.True 2.False
The phenotype of ____ does not develop until adulthood
a. muscular dystrophy b. Marfan syndrome c. cystic fibrosis
d. hemophilia e. Huntington’s disease
The osmoregulatory/excretory system of an earthworm is based on the operation of _____
A) protonephridia B) metanephridia C) Malpighian tubules D) nephrons