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Questions and Answers
Why would it make sense for organisms to have reproductive modes that generate more variation?
Why would it make sense for organisms to have reproductive modes that generate more variation?
- To ensure the survival of the species (correct)
- To increase the rate of asexual reproduction
- To speed up the generation of variations
- To prevent errors in DNA copying
What is a source of variations in populations of organisms?
What is a source of variations in populations of organisms?
- Accurate DNA copying
- Accurate reproduction methods
- Errors in DNA copying (correct)
- Variations in cellular apparatus
How does the accumulation of variations from previous generations contribute to the creation of new variants?
How does the accumulation of variations from previous generations contribute to the creation of new variants?
- Speeds up the generation of variations
- Ensures all copies work with cellular apparatus
- Creates new combinations of variants (correct)
- Prevents genetic mutations
Why is it important for DNA copying mechanisms to be accurate in reproduction?
Why is it important for DNA copying mechanisms to be accurate in reproduction?
Which process helps in making the generation of variations a slow one?
Which process helps in making the generation of variations a slow one?
How do variations from two or more individuals contribute to the creation of new combinations of variants?
How do variations from two or more individuals contribute to the creation of new combinations of variants?
In binary fission, how many individuals are involved in the creation of new individuals?
In binary fission, how many individuals are involved in the creation of new individuals?
Which process allows for greater genetic variation in offspring: binary fission or sexual reproduction?
Which process allows for greater genetic variation in offspring: binary fission or sexual reproduction?
What is the main advantage of vegetative propagation in plants?
What is the main advantage of vegetative propagation in plants?
Which of the following is a key significance of sexual reproduction for species survival?
Which of the following is a key significance of sexual reproduction for species survival?
During sexual reproduction in plants, what is the specific term for the transfer of pollen grains from the anther to the stigma?
During sexual reproduction in plants, what is the specific term for the transfer of pollen grains from the anther to the stigma?
Which structure is involved in the production of sperm in the male reproductive system of human beings?
Which structure is involved in the production of sperm in the male reproductive system of human beings?
What is the main purpose of DNA copying in reproduction?
What is the main purpose of DNA copying in reproduction?
Why is simply pushing out one of the DNA copies during division not a viable option?
Why is simply pushing out one of the DNA copies during division not a viable option?
What happens to the two DNA copies in a reproducing cell after they are separated?
What happens to the two DNA copies in a reproducing cell after they are separated?
Why are the two cells resulting from division likely to be similar but not absolutely identical?
Why are the two cells resulting from division likely to be similar but not absolutely identical?
How does DNA copying contribute to the significance of sexual reproduction?
How does DNA copying contribute to the significance of sexual reproduction?
In reproduction, what role do chromosomes play in passing features from parents to offspring?
In reproduction, what role do chromosomes play in passing features from parents to offspring?
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