Which element is present in all protein but not necessarily in fat or carbohydrates

Hydrogen

Nitrogen

Carbon

Oxygen

Jill has a beaker in the beaker there are two layers the top layer transparent with a yellow tint to it and the bottom layer is transparent and clear Jill decides that the bottom layers probably water but what is the top layer the top layer is most

In a clinical trial, a company that manufactures medication to fight the flu virus tested it on 10 men, ages 20 years to 30 years. All the men in the group had shown symptoms of flu before the test.

Azotobacter is a genus of bacteria that live in soil and have the following characteristics: a. They are bacilli. b. They are gram-negative. c. They are obligate aerobes. d. They can fix nitrogen.

You want a method of authentication for company-owned mobile devices in which users are required to use two-step authentication.

What part of the brain controls short term memory?

Consider the following hypothetical scenario: An ancestral species of duck had a varied diet that included aquatic plants and terrestrial plants and insects. These ducks spent time on both land and water.

Cross a homozygous dominant individual for brown hair with an individual who is blond hair. remember the starting are the parental generation. What you are getting with results are the offspring (the F1 generation)

Identical twins look alike because their bodies contain identical

You can spread allergies to another person t/f

A volcanic eruption adds carbon dioxide to the air. This is an example of interactions between the 1) hydrosphere and geosphere 2) atmosphere and geosphere 3) geosphere and biosphere 4) hydrosphere and biosphere