Which is true concerning active sleep/REM sleep?
What will be an ideal response?
the term active sleep is young infants reflects frequent body jerks that break through muscle inhibition of infants REMS
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The plasma cells of the immune system are responsible for secreting protein antibodies into the bloodstream. Within the plasma cell, the antibody moves through several organelles in what order?
A. Ribosomes, endoplasmic reticulum, nucleolus, Golgi apparatus, vesicles B. Ribosomes, endoplasmic reticulum, Golgi apparatus, vesicles C. Ribosomes, vesicles, endoplasmic reticulum, Golgi apparatus D. Ribosomes, Golgi apparatus, endoplasmic reticulum, vesicles E. Ribosomes, Golgi apparatus, endoplasmic reticulum, lysosome
The multicelled projections that protrude from the lining of the small intestine are called ____
a. sphincters b. brush borders c. microvilli d. villi e. macrovilli
The number and variety of species within a community is its:
1.Biodiversity 2.Ecosystem biodiversity 3.Genetic variation 4.Species richness
The correct operational sequence of the three processes listed below is:
a. glycolysis >> electron transport >> Krebs. b. electron transport >> glycolysis >> Krebs. c. Krebs >> glycolysis >> electron transport. d. electron transport >> Krebs >> glycolysis. e. glycolysis >> Krebs >> electron transport