_____ was the first hominin to leave Africa and did so around _____ million years ago

A. Homo ergaster (H. erectus); 2
B. Ardipithecus ramidus; 4
C. Australopithecus afarensis; 3.2
D. H. neanderthalensis; 0.6
E. H. habilis; 1.7


A

Biology & Microbiology

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A. Since the L form and D form are enantiomers, they will bind together and inhibit utilization of the D form. B. Since the L form and D form are chiral molecules, they will bind together and inhibit utilization of the D form. C. Antibodies recognize the D form and destroy it before your body can use it for nutritional purposes. D. Enzymes can only recognize a single, specific stereoisomer.

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Carbon 14 radioisotopes decay into stable

a. carbon 13 isotopes. b. nitrogen atoms. c. carbon atoms. d. nitrogen 15 isotopes. e. sodium atoms.

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Formulate reasons in support of why the duodenum could be described both structurally and functionally as the "crossroads" of the digestive tract

What will be an ideal response?

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