Which sources do scientist use to study ancient climates? Check all that apply

A) Earths orbit

B) tree rings

C) volcanoes

D) pollen grains

E) fossils

What would happen if crossing over no longer occurred in the human meiosis

This is the simplest type of carbohydrate, commonly known as a simple sugar, which acts as a building block for larger carbohydrates such as starches.

Which of the following is a decomposer? A. wolf B. Worm C. banana D. Fern

Fats obtained from a variety of foods are essential nutrients but may be harmful to the body in some forms. (blank) are healthy fats that have at least one double bond in the fatty acid chain.

Which is not likely to be impacted by El Niño? 1) the climate 2) the farming industry 3) the Coriolis effect 4) the fishing industry

Bees and butterflies are dependent on flowers for their food. However, the more successful of the two will get the nectar. Which kind of animal interaction does this demonstrate?

Why do all macromolecules have in common with eachother they all act as catalyst

Where do primary consumers get their carbon from

How is fermentation involved in the production of atp?

Match the food item to its nutrient group. carbohydrates calcium fats proteins vitamins zinc