G Choose all the true statements about protein digestion and hydrolysis. In the small intestine, trypsin attacks peptide bonds. Absorption of free amino acids occurs through the wall of the stomach. The chemical digestion of proteins begins in the mouth with the process of mastication. Pepsin causes the hydrolysis of some of the peptide bonds in proteins. Pancreatic juices are more acidic than gastric juices

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answer: b. nucleolus

explanation: nucleolus is a structure in the nucleus are ribosomes are made.

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: d

-charlie

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: d

false because ozone (o3) depletion does not cause global warming, but both of these environmental problems have a common cause: human activities that release pollutants into the atmosphere altering it.

global warming is caused primarily by putting too much carbon dioxide into the atmosphere when coal, oil, and natural gas are burned to generate electricity or to run our cars.

explanation:

the answer will be a) proteins i believe

the cladogram shown here shows similarities and differences among several classes of vertebrates. anatomically, the four have limb structure as their common ancestor. we might separate the mammals from the other three classes because they a) divergent; do not lay eggs b) identical; are warm-blooded c) varied; a four chambered heart d) homologous; have mammary glands