Question

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Which statement is FALSE about Redi & Pasteur’s experiments?

Question 1 options:

Redi’s independent variable was jar coverings.


Pasteur’s independent variable was boiled broth.


Pasteur’s dependent variable was the growth of microbes (bacteria).


Both experiments were conducted gather evidence to disprove spontaneous generation.

Question 2 (1 point)
How can homologous structures in the forelimbs of these four organisms be used as evidence to suggest that life changes over time?



Question 2 options:

They are evidence of the fact that bone structure determines the ability to adapt to new environments.


They are evidence that all came from a common ancestor and that life changed over time for all these organisms to exist.


They are evidence that one species turns into another species over time and that each has a different type of life.


They are evidence that the same bone structures can serve different functions in different species.

Question 3 (1 point)
What is a vestigial structure?

Question 3 options:

Structures that appear to have no function for the organism but probably had a function in an ancestral organism


Structures that are vital to the survival of a species


Structures that look similar to another structure if a different organism


Structures that all living organism share regardless of their ancestry

Question 4 (1 point)
Which choice is an example of a vestigial structure?

Question 4 options:

Liver in humans


Heart in fish


Legs in turtles


Pelvic bone in whales

Question 5 (1 point)
Animal A and Animal B each have 95% of their DNA in common. Animal A and Animal C each have 50% of their DNA in common. What does this suggest about the relationship of these animals?

Question 5 options:

B is probably much more closely related to C than to A.


C is probably much more closely related to B than to A.


A is probably much more closely related to B than to C.


A is probably much more closely related to C than to B.

Answer 1

Answer:

• QUESTION 1 ANS IS OPTION B
• QUESTION 2 ANS IS OPTION D
• QUESTION 3 ANS IS OPTION A
• QUESTION 4 ANS IS OPTION D
• QUESTION 5 ANS IS OPTION C

Explanation:

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