Sexual Reproduction and Pollination Quiz

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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?

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?

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?

To ensure DNA copies work with cellular apparatus Signup and view all the answers

Which process helps in making the generation of variations a slow one?

Accurate DNA copying mechanisms Signup and view all the answers

How do variations from two or more individuals contribute to the creation of new combinations of variants?

They create new combinations of variants Signup and view all the answers

In binary fission, how many individuals are involved in the creation of new individuals?

One Signup and view all the answers

Which process allows for greater genetic variation in offspring: binary fission or sexual reproduction?

Sexual reproduction Signup and view all the answers

What is the main advantage of vegetative propagation in plants?

Rapid multiplication of plants Signup and view all the answers

Which of the following is a key significance of sexual reproduction for species survival?

Creation of variations for survival Signup and view all the answers

During sexual reproduction in plants, what is the specific term for the transfer of pollen grains from the anther to the stigma?

Pollination Signup and view all the answers

Which structure is involved in the production of sperm in the male reproductive system of human beings?

Testes Signup and view all the answers

What is the main purpose of DNA copying in reproduction?

To pass on information from parents to the next generation Signup and view all the answers

Why is simply pushing out one of the DNA copies during division not a viable option?

The pushed out DNA copy lacks organized cellular structure for life processes Signup and view all the answers

What happens to the two DNA copies in a reproducing cell after they are separated?

They each get their own cellular apparatus Signup and view all the answers

Why are the two cells resulting from division likely to be similar but not absolutely identical?

As a result of copying reactions not being completely accurate Signup and view all the answers

How does DNA copying contribute to the significance of sexual reproduction?

By introducing variations in genetic information Signup and view all the answers

In reproduction, what role do chromosomes play in passing features from parents to offspring?

Chromosomes contain DNA molecules that carry inheritance information Signup and view all the answers

Sexual Reproduction and Pollination Quiz

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