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Biology

Isaias Ray

If an animal has 42 chromosomes in its normal, non-gamete or somatic cells, what term would be given to the gametes that have 21 chromosomes

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Biology

Blondie

What is true about the absorption and storage of fat-soluble versus water-soluble vitamins in the body?

a. water-soluble vitamins can build to toxic levels because they circulate in the bloodstream?

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Biology

Guest

Explain why clear-cutting is a more destructive method of wood harvesting than selective cutting.

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Biology

Jason Dawson

Which process changes sedimentary rocks into igneous

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Biology

Andres Weber

Unlike minerals such as iron and calcium, protein is a macronutrient in the human diet. Why is protein a macronutrient?

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Biology

Flakey

Energy drinks have become increasingly popular. Somebody's trying to contain large amounts of caffeine which is known to increase heart rate in most individuals. This effect on the heart rate can be Dangerous because it can lead to

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Biology

Lydon

Which statement describes an activity of a decomposer?

A) a mushroom digests and absorbs nutrients from organic matter?

B) a sunflower uses nutrients from the soil to make proteins

C) a snail scrapes off algae off rocks in an aquarium

D) a hawk eats and digests a mouse

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Biology

Sariah

How does science works

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Biology

Jadiel Hatfield

Of the following, which is NOT characteristic of vascular plants?

A cell walls

B roots

C Limited range in height

D xylem

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Biology

Megan Clements

What causes the phases of the moon?

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Biology

Olive Turner

Dolphins lack vocal cords, nevertheless creating aounds: a complicated system of whistles, squeaks, moans, trills, and clicks are produced by

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Biology

Joseph Ramos

Which diagram correctly labels the four layers of the earth

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Biology

Tyson

Read the excerpt.

Which type of keyword is "Deforestation"?

Deforestation

Rain forests clean the air by producing oxygen. They are

also known to affect the water cycle and weather. The threat

of deforestation, however, means that these important rain

forests may disappear.

a clue

a title

a date

an abbreviation

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Biology

Jett Giles

How does the life cycle of a praying mantis differ from the life cycle of a beetle?

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Biology

Elaine Camacho

Zygote, gamete, and fertilization are key terms associated with sexual reproduction. identify the definitions and examples of these three key terms

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