Isoprenoids are lipids which neither contain nor are derived from fatty acids and include

A) steroids.

B) waxes.

C) terpenes.

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#Question id: 18014

#13. Methods in Biology

Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get Atmost three correct answers

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#Question id: 18072

#11. Evolution and Behavior

First invertebrates insects fossil appeared in which of the following geological ages?

a) Mesozoic b) Jurassic

c) Paleozoic d) Devonian

e) Permian f) Pennsylvanian

Which of the following combinations give the best answer?

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#Question id: 18073

#11. Evolution and Behavior

During which geological period was there an first definite evidence of land plants and algae dominant of many plants?

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#Question id: 18087

#13. Methods in Biology

Each of five questions on a multiple-choice examination has four choices, only one of which is correct. The student is attempting to guess the answers. The random variable X is the number of questions answer correctly. Probability that the student will get

Exactly three correct answers

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#Question id: 18223

#11. Evolution and Behavior

The origin of indirect evidence of life, no recognizable fossils except bacteria (microfossils) was during which geological eras?

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#Question id: 18224

#11. Evolution and Behavior

Proterozoic era characterized by___

a) Origin of life

b) Fossils of blue green algae

c) Most invertebrate evolved

d) First gymnosperm

e) Abundance of marine algae