Biology EOC

What will most likely be the result if all of the mitochondria are removed from a plant cell? 

• It will be unable to carry out respiration. 
• It will lose water through osmosis.  
• It will break down ribosomes in the cell
• It will be unable to photosynthesize.

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NGSS.HS-LS2-5

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What process best explains how a nerve cell and a muscle cell can both develop from the same fertilized egg?

• differentiation
• natural selection
• selective breeding
• genetic engineering

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During strenuous exercise, body temperature increases. The body responds to the increase in temperature by sweating, which helps to reduce the body temperature. Which is demonstrated in this situation?

• excretion
• metabolism
• homeostasis 
• synthesis

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What is the function of autotrophs in the carbon cycle?

• to use oxygen to produce glucose 
• to take in excess water
• to use carbon dioxide to produce glucose
• to feed on herbivores 

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NGSS.HS-LS2-5

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What will most likely happen if the human population continues to grow at current rates?

• There will be fewer natural resources available for future generations.
• There will be an increase in nitrogen levels in the atmosphere. 
• There will be a decrease in water pollution. 
• There will be an increase in the number of strong hurricanes. 

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NGSS.HS-ESS3-1

A strand of DNA has these bases:
 AGC CAT GTA TAC What is the complementary DNA strand?

• ACG GAT CTA TAG
• TCG GTA CAT ATG
• TGC CTA GAT ATC
• UCG CUA CAU AUG

Why is meiosis important for sexual reproduction?

• It allows the zygote formed from fertilization to have triple the chromosome number of the organism. 
• It allows gametes to have twice the original number of chromosomes of the organism.
• It allows gametes to have half the original number of chromosomes of the organism. 
• It allows the zygote formed from fertilization to have half the original number of chromosomes of the organism. 

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Which process produces the most variation within a species? 

• Asexual reproduction
• Sexual reproduction
• mitosis
• cloning

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What are the subunits of DNA and their function? 

• nucleotides that store information 
• monosaccharides that provide quick energy for the cell
• lipids that store energy and provide insulation 
• proteins that provide the building blocks for the structural components of organisms 

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NGSS.MS-LS3-1

A freshwater plant is placed in a container of saltwater. What will most likely happen to the cells of the plant?

• They will swell because water will move into them.
• They will swell because salt will move into them
• They will shrink because water will move out of them.
• They will shrink because salt will move out of them.

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