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Questions and Answers
What did Darwin identify as the reason for evolutionary changes in a population?
What did Darwin identify as the reason for evolutionary changes in a population?
- Heritable particles blend to strengthen adaptations.
- Pangenesis dilutes adaptations through reproduction.
- Organisms with the best-suited characteristics for their environment survive and reproduce better. (correct)
- Mendel's discovery of dominant and recessive traits.
How did Mendel's discovery contribute to solving Darwin's problem?
How did Mendel's discovery contribute to solving Darwin's problem?
- By identifying heritable particles that do not blend, contradicting Pangenesis. (correct)
- By proposing the double helix model.
- By diluting adaptations through reproduction.
- By confirming that genes are made of DNA.
What is Pangenesis according to the text?
What is Pangenesis according to the text?
- The model proposed by Watson and Crick.
- The confirmation that genes are located in chromosomes.
- The process of genes blending to strengthen adaptations.
- The concept that body cells produce hereditary particles circulating in the blood. (correct)
What is the role of natural selection in evolution as per the text?
What is the role of natural selection in evolution as per the text?
According to Mendel, what happens to traits that are dominant?
According to Mendel, what happens to traits that are dominant?
What is the significance of Watson and Crick confirming that genes are made of DNA?
What is the significance of Watson and Crick confirming that genes are made of DNA?
Which process describes the development of organs or bodily structures in different species that resemble each other and have the same functions but did not have a common ancestral origin?
Which process describes the development of organs or bodily structures in different species that resemble each other and have the same functions but did not have a common ancestral origin?
According to Linnaeus, how did he classify plants?
According to Linnaeus, how did he classify plants?
What type of characters are the most informative for deciding relatedness according to Hennig's Cladistics?
What type of characters are the most informative for deciding relatedness according to Hennig's Cladistics?
What is the primary source of variation in traits according to Modern Synthesis?
What is the primary source of variation in traits according to Modern Synthesis?
What does a grade represent in classification?
What does a grade represent in classification?
'Shared primitive characters' and 'unique characters' are not useful for identifying which species are most closely related. What are the more useful characters for this purpose?
'Shared primitive characters' and 'unique characters' are not useful for identifying which species are most closely related. What are the more useful characters for this purpose?
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