3. Which is true about a valid scientific hypothesis?

a. It is the same as a scientific theory.

b. It is a testable statement.

c. It can be scientifically proved to be true.

d. It is never rejected.

Is nuclear fuel a non renewable resource or renewable resource

Nitrogen fixation is carried out primarily by a. plants b. humans c. consumers d. bacteria

During science class, a group of students went on a field trip to a nearby pond where they collected samples of pond water and pond plants. The students used a microscope to study cells in their samples.

If Hardy-Weinberg conditions exist, what will happen to the frequency of a dominant allele over time? The frequency will increase. The frequency will decrease. The frequency will remain the same. The frequency will double with each generation.

Once elongation is underway, tRNAs involved in the process occupy a series of sites on the complexed ribosome. The occupation of sites occurs in the following order.

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

Professional who study and make predictions about human populations are called

Does soap remove all bacteria or just some bacteria

What is found in group 1 and 4 on the Periodic table

Which of the following species is a K-selected species A. redwoodtrees B. fruits flies C. algae D. grasshoppers