camilita1
Answered

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Which of these best describes the tiny leg bones that some whales have, which do not aid in their movement or serve any other function?
O structures that grow and improve in function as they are used
O structures that function at certain times of the year or under certain conditions
O structures that will become adaptations when the environment changes
O structures that have lost all or most of their function over evolutionary time

Sagot :

nazwhyte

Answer:

D. structures that have lost all or most of their function over evolutionary time

Explanation:

the question states that the leg bones are almost entirely unused because of evolution

The study of change over a period of time is called evolution.

The correct answer of the following is D.

The change in the species over the period of time is called evolution. It is necessary to adapt itself in order to survive in nature.

According to the lamark, it is said that the organs which are no longer used in the body will become vestigial and will be removed from the body over a period of time.

According to the question, the small bones in the whale is might have functioned in the ancestor period but not in the current time due to the course of the evolution.

Hence, the correct answer is D that structures that have lost all or most of their function over evolutionary time.

For more information, refer to the link:-

https://brainly.com/question/14698383

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