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Biology

Guest

Read the example. A phone rang in the concert hall the orchestra stopped playing. What common sentence-construction error does this show? comma splice run-on sentence sentence fragment missing punctuation

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Biology

Proctor

A person who is heterozygous for the x and y chromosomes is male female gendered there is not enough information to say. anth

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Biology

Dustin Hess

Which of the following explain why sunlight is important to aquatic ecosystem?. - Sunlight provides a source of heat energy to increase water temperature. - Sunlight keeps harmful bacteria from taking over aquatic ecosystem. - Sunlight makes it possible for aquatic predators to see their prey underwater. - Sunlight provide light energy that allow photosynthesis to occur in plankton and aquatic plants.

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Biology

Ashlee

In the term "nucleic acid," what does the word "nucleic" indicate?

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Biology

Celia Anderson

Which type of energy can be sensed by the ears?

A.

sound energy

B.

electrical energy

C.

thermal energy

D.

light energy

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Biology

German Brown

Why do populations in the deep sea tend to have longer lifespans than those in higher layers

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Biology

Tyshawn Barker

Suppose 10, 000 units of energy are available at the level of the grasses. What is the total number of energy units available by the time energy reaches the owl?

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Biology

Esther Walker

Solar, wind and hydroelectric are renewable energy sources. The waste from these can best be describes as which of these?

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Biology

Abigayle Roberts

All of the following were likely present on the early Earth during the evolution of self-replicating molecules except

amino acids

nucleotides

lipids

free oxygen

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Biology

Boots

Why was Wegener's theory rejected?

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Biology

Graham

Which dienes and dienophiles below contain activating substituents that will facilitate the diels-alder reaction?

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Biology

Aires

True or false? the leukocytes of the innate immune system are b cells, macrophages, and neutrophils. true or false? the leukocytes of the innate immune system are b cells, macrophages, and neutrophils.

a. True

b. False

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Biology

Guest

What does compact bone do?

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Biology

Justine Noble

What part of the DNA determines the traits of an organism?

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Biology

Rolando Bolton

What is the function of mRNA?

What is the function on tRNA?

Describe what happens during transcription.

Describe what happens during translation.

Explain how DNA is used to make a protein.

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