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Biology

What is the purpose of the carbon cycle?

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Biology

Which best describes the nucleus of an atom?

a. it is where the electrons and protons are located.

b. it is the negatively charged part of the atomC. it is the part f the atom with the greatest massD. it is where all of the particles of the atom are located

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Biology

Oil-rich countries in the Middle East cover about 4% of Earth's total land area but possess about 48% of the world's known oil reserves. What is the main reason for the high concentration of reserves in this part of the world?

geological processes

population growth

technology advancements

weather conditions

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Mikayla Mcguire

Biology

At which stage of mitosis do you first see the chromosomes appearing?

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Biology

Why are the walls of the ventricles more muscular than the walls of the atria?

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Biology

If plants need light to grow, then plants in the shade will grow more slowly.

What is the student doing?

A. Forming hypothesis

B. Drawingconclusions

C. Making a prediction

D. Collecting data

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Biology

Which of these statements correctly describes the process that occurs in the thylakoid? A. ATP is produced in the thylakoid during light-independent reactions. B. ATP is produced in the thylakoid during light-dependent reactions. C. ADP and glucose are produced in the thylakoid during light-independent reactions. D. ADP and glucose is produced in the thylakoid during light-dependent reactions.

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Biology

Jed was hospitalized for a hip surgery. He is eight years old, and is now exhibiting confusion about the time of day or day of week. He is unable to focus on anything. These symptoms started while he was in the hospital. What is a likely diagnosis?

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Biology

Consider the following events: Scientists reveal that eating oranges decreases the risk of diabetes, and at the same time, farmers use a new fertilizer that makes orange trees produce more oranges. Illustrate and explain what effect these changes have on the equillibrium price and quantity of oranges.

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Nikolai Valencia

Biology

What are the disadvantages and advantages of parthenogenesis?

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Biology

Viruses are assigned to the kingdom

A. Archaebacteria

B. Protista

C. Eubacteria

D. None of the above

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Biology

Which of the following represents the most likely location of sensory receptors that monitor internal body temperature and serum osmolarity?

a. Carotid bodies

b. Hypothalamus

c. Solitary nucleus

d. Nucleus ambiguus

e. Anterolateral medulla

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Biology

Which domain does an infectious bacterium belong to?

a. Archaea

b. Bacteria

c. Eukarya

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Biology

How do oceanographers define salinity?

A. Density of water

B. Amount of nitrogen in water

C. Temperature of water

D. Amount of salt in water

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Biology

An object from space burning up as it enters the atmosphere of a planet

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