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Q2_Makeup Work/Extra Credit_Bio_25.26
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21 questions
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Question 16
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Explain how meiosis contributes to genetic variation among siblings.
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Question 21
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Which gas do plants release into the air during photosynthesis?
Oxygen
Methane
Nitrogen
Carbon dioxide
Where does most cellular respiration take place inside eukaryotic cells?
Nucleus
Mitochondria
Chloroplast
Ribosome
Cellular respiration uses which two main reactants to produce energy?
Glucose and oxygen
Glucose and carbon dioxide
Carbon dioxide and water
Oxygen and nitrogen
Why are photosynthesis and cellular respiration described as a cycle?
Both release oxygen into atmosphere
Both make glucose for animals
Each process supplies gases the other needs
They happen in the same organelle
Which process produces human cells with 23 chromosomes for reproduction?
meiosis
mitosis
binary fission
mutation
During meiosis, crossing over increases genetic variation because chromosomes __________.
swap segments
break apart
clone exactly
stay paired
What is the main purpose of mitosis in your body?
cause variation
form gametes
repair tissues
halve chromosomes
