The green color of the caterpillar is an example of a adaptation to avoid predators, while the release of bioactive chemicals by the plant to protect itself from the insect’s attack is a adaptation.

Astudent observes a star from two positions of earth in its orbit, in summer and winter, and measures the change in the position of the star. which of these can be best calculated by this method?

Many animals cannot sweat to maintain a stable body temperature. what is one other way animals can cool down?

Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.