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Sandra
Which of the following are true statements concerning enzymes?

A. During the hydrolysis reaction in which maltose is broken down into its two glucose monomers, enzymes speed up the reaction by directly attacking and breaking the covalent bonds holding the two glucose molecules together.

B. Enzymes generally catalyze only very specific biochemical reactions.

C. Enzymes increase the rate of biochemical reactions in cells by adding energy to the reactions.

D. Enzymes are synthesized in the nucleolus of eukaryotic cells.

E. Most enzymes are proteins composed of amino acids.

F. The cells of both eukaryotes and prokaryotes all contain enzymes.

G. If the active site of an enzyme is altered, the enzyme is unable to catalyze the biochemical reaction.

H. Once used to catalyze a biochemical reaction, enzymes lose their activity; making them unable to catalyze the reaction again
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Harper Shelton
Which of the following is NOT a function of the hypothalamus? Which of the following is NOT a function of the hypothalamus? regulation of body temperature secretion of the hormone melatonin emotional responses regulation of food intake
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Anderson
Multipath signaling is a significant cause of fading.

a. True

b. False
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Darien
Which has more carbohydrates per kilo? steak butter sugar celery?
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Malik Payne
When in the presence of sugar, yeast perform which process a. an aerobic process that occurs in cytoplasm b. an aerobic process that produces alcohol c. an anarobic process that produces lactic acid d. an anearobic processthat has co2 as a byproduct
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Kennedi Morgan
How are the land, air, and. water heated each day
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Kole Escobar
Tatiana went outside at 8:00 pm to feed her dog Rufus. She decided to sit outside with Rufus as he ate so she turned on the porch light to illuminate the area around them. Once she turned the porch light on she noticed insects flying toward the light.

The insects flying toward the light after it was turned on is an example of

A. reproduction.

B. a response to a stimulus.

C. natural selection.

D. artificial selection.
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Ivan Travis
What scientific approach is suggested by Lamarck's statement,"nothing of all this can be considered as hypothesis or private opinion; on the contrary, thy are truths which in order to be made clear, only requires attention and observation of facts"
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Liberty Hill
What is the correct nucleotide sequence for CTAGG
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Juliet Blair
Define DNA replication.
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Amani Bonilla
The membrane lining the medullary cavity is the?
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Amiah Haynes
Scar tissue is made from what tissue
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Marcus Meza
In human body temperature is kept fairly constant by automatic responses controlled by
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Mila Beck
Which blood component makes up 41% of the blood's volume?
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Guest
Which is the process used by the cell to rid itself of unwanted, large substances?
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