Where do most producers get their energy from?

a. from the water

b. from the sun

c. from other organisms

d. from the air

Recycling and changing the cell membrane is the major function of which organelle

Calculate Express 0.00049386 in scientific notation.

How can scientist use DNA to determine how closely two groups of organisms are related

Explain how the base sequence of dna is conserved during replication

How might a symbiotic relationship be a disadvantage to an ecosystem!

You are a carbon dioxide molecule floating in the air that is about to enter the stomata of a leaf. Tell the story of your adventure through photosynthesis in the leaf, and then through cellular respiration after the plant is consumed by a rabbit.

Two different species of birds live in the same habitat would be the same type of nesting place. As a result, both species will

Which of the following is NOT a type of synovial joint in the human body? A. pivot B. stirrup C. hinge D. gliding

What blood types are possible among the children of a cross between a man of blood-type A and a woman of blood-type B?

Which of the following is not a mechanism for biological evolution? a. Mutation b. Genetic drift c. Inheritance of acquired characteristic d. Natural selection