Exam Biology & Microbiology - General Biology

Activity of the two halves of the cerebrum is coordinated by means of the __________ that connects them. Fill in the blank(s) with the appropriate word(s)

16

Which structure stores feces until they can be eliminated?

17

If you cross two pea plants, one with green peas and the other with yellow peas, you find all of the offspring have yellow peas. You conclude Select one:

18

How does carbon-14 dating work?

19

Which of the following is NOT a function of a signal recognition particle (SRP)?

20

Most plant dry mass originates from:

21

What are the prevailing winds in the United States?

22

Darwin's concept of evolution "the theory of descent with modification through variation and natural selection" can be demonstrated by which of the following examples?

in Biology & Microbiology

A. A giraffe stretches his neck to reach higher branches. The exercise of stretching up strengthens the muscles in the neck and legs. This ability to stretch is also seen in the giraffe's offspring.
B. A monkey accidently drops her fruit in the salty water of a bay, she recovers the fruit and eats it. She discovers that the fruit is cleaner and tastes better after it has been in the salty water. She continues to wash fruit in the bay before eating. Her offspring see what she has done and also wash their fruit in the salty water. Soon the whole population is washing their fruit.
C. Several turtles hatch from a clutch of eggs buried in the sand on a beach. One of the turtles is the color of the sand, the others are darker in color. The turtles all scurry to the water, but one by one the dark turtles are eaten by birds, only the sand colored turtle survives. When it enters the water the sand color changes to a darker brown. The turtle grows, mates and has offspring that are also sand colored when they are born.
D. A female alligator gives birth to a male alligator that has the ability to change color to a bright white when it is in cold water. The baby male alligator is quickly spotted by a large bird of prey and eaten.

23

Organic compounds break down spontaneously in the presence of ____

24

Which animal has the least advanced nerve cord?

25

Which of the following is incorrect regarding ATP?

26

RNAi could be used to treat macular degeneration by

27

Vitamin K is produced in the intestine by

28

Assume a mitochondrion contains 58 NADH and 19 FADH2. If each of the 77 dinucleotides were used, approximately how many ATP molecules could be generated as a result of oxidative phosphorylation (chemiosmosis)?

29

Photosynthesis first occurs on Earth by about

30

The main symptom of gastroesophageal reflux disease is ____

31

The ____ is the end of the neuron responsible for conveying electrical signals away from the cell body

32

Paired homologous chromosomes are found at

33

The fungus Botrytis cinerea infects grapes. When grapes infected with this fungus are picked at the appropriate stage, they produce a delicious sweet wine. In order for wine producers to encourage this infection, they could try to enhance the function of which fungal genes?

34

Natural selection results in organisms perfectly adapted to their environments

35

Which process results in genetic recombination, but is separate from the process wherein the population size of paramecium increases?

36

Which one of the following human proteins, produced by transgenic bacteria, is used to prevent or break down blood clots?

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Exam Biology & Microbiology - General Biology

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