A polymer is ...

a) a large unit comprised of monomers

b) a large unit comprised of macromers

c) an individual unit

Which structure, if cut off, will hamper sexual reproduction in fungi

What is the difference between embryonic stem cells and adult cells?

Uranium-235 and Uranium-238 are

What is a scientific species designation

Use homoeostasis in a sentence

At the funeral of a chief woman, say: "Now we become reconciled as you start away. You were once a chief woman in the Five Nations' Confederacy. You once were a mother of the nations.

What is the advantage of CSF for brain and spinal cord

Name three characteristics of the cells that make up the muscle tissue in the heart.

Creationists criticize the idea of natural selection as a circular argument, or tautology, claiming "The fittest are those that survive, and survival is how fitness is defined." Why is our definition of natural selection not tautological? a.

Atoms combine to form what? A. elements b. proton c. molecules