Which adaptation is likely to increase the chances of survival of an organism in an arctic environment? (3 points) White coat, as it protects from predators
Brown coat, as it protects from temperature
Thick coat, as it protects from predators
Thin coat, as it protects from temperature

There are six elements that make up most of the human body. which of the following is not one of these six elements?

Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic. b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy. c. all bacterial enzymes are harmful to humans and the environment. d. microbes create pollutants and toxins that harm the environment.

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?