draw the structure and write a formula for the formation of the 2-but draw the s

Question

draw the structure and write a formula for the formation of the 2-but draw the structure and write a formula for the formation of the 2-but draw the structure and write a formula for the formation of the 2-but Dater Class Version A Indicate the answer cholce that best completes the statement or answers the question 1. DNA sequence analyses indicate that the nearest living relatives to humans are: a lemurs b gibbons. c gorillas e chimpanzces 2. Which species likely co-existed with Neanderthals? e. H erechur d. H sapiens e. H heldeltergensis What Seature of a disosaur determines whether it is a saurischian or an ornithischian dinossur? a size b. habitat feeding preference d pelvic bone structure e. number of feet it wallks on 4. The skeleton nicksamed Lucy is a representative of which boesinin? a. Homo habili b. Homo erectus eArdipithecus namids d·Australopithecus·ghicansa e Asstralopithecas afarensis 5. Presently, it is thought that organic polymers may have formed and accumulated on: a sit and sand b. sand and mud c. rocks and clay. d. water and shells. e. sand and heavy metals 6. Why is it believed that RNA was the first informational molecule to evolve? a. RNA molecules can replicate into DNA molecules b. RNA molecules are more central to modern inheritance than DNA. c. RNA molecules degrade more slowly in solution than DNA molecules. d. RNA molecules are much simpler structures than other macromolecules. e. RNA molecules are able to function as both enzymes and substrates for their own replication. Copyright Cengage Leaming Powered by Cognera Page 1

Explanation / Answer

Ans1:

The nearest living relatives to humans are chimpanzees. Their DNA is ~99% same as humans and share close relationship in evolutionary terms.

Correct option: (e) chimpanzee

Ans2: (d) Homo sapiens coexisted with Neanderthal.

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