The chemical composition of the bacteria capsule is:
a. mostly carbohydrates
b. phospholipids and protein
c. carbohydrates and lipids
d. carbohydrates and proteins
Answer: a. mostly carbohydrates
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Genome analysis has revealed that horizontal gene transfer is frequently mediated by phages.
Answer the following statement true (T) or false (F)
The midgut (select all correct choices):
A. includes the small intestine. B. includes the large intestine. C. is where most nutrient absorption occurs. D. is where the highest concentration of amylase would be found. E. is where glucose is allowed to passively diffuse into cells.
Sickle-cell disease is a disorder that results in malformed hemoglobin molecules. What is the result of this in terms of hemoglobin function?
A. Hemoglobin has an increased ability to bind to and transport oxygen in red blood cells. B. White blood cells begin to pick up hemoglobin molecules instead and this decreases their ability to function in the immune system as intended. C. Hemoglobin has an increased ability to bind to and transport carbon dioxide in red blood cells. D. Hemoglobin has a reduced ability to bind to and transport oxygen in red blood cells.
Many enzymes in both prokaryotic and eukaryotic cells are compartmentalized within organelles
Indicate whether the statement is true or false