Which of the following remains relatively constant in an ecosystem?

The thumb is the only saddle joint in the human body. Yes, the thumb is the only saddle joint in the human body.

Question 11 Christy wants to find out if the birds that visit the bird feeders in her backyard would rather build nests in birdhouses or in trees.

What is the process in which muscles contact to move food throughout the digestive system

Which of the following places would you expect to have the warmest climate? A. Location #1 with an altitude of 20 feet B. Location #2 with an altitude of 200 feet C. Location #3 with an altitude of 2,000 feet d.

List the five spheres of earth and give two examples of environments that involve more than one sphere.

Why is the bottom layer of the ocean the coldest?

Gene S controls the sharpness of spines in a type of cactus. Cactuses with the dominant allele, S, have sharp spines, whereas homozygous recessive ss cactuses have dull spines.

A nurse is exposed to hepatitis c and receives a shot of gamma globulin. what type of immunity does this nurse have?

The energy acquired in photosynthesis is used to make G3P. G3P is then used to synthesize fructose and starch as well. Where in the plant is fructose and starch made in plants.

If a cell has the ability to take in water, food molecules, and other necessary materials this indicates it is capable of ... A: Biosynthesis B: Nutrition C: Absorption D: Digestion