What does a nucleotide consist of? a. nitrogenous bases and sugar b. a polymer of nitrogenous bases c. sugar and phosphates d. a nitrogenous base a sugar and a phosphate

In one experiment, gregor mendel crossed a pea plant that bred true for green pods with one that bred true for yellow pods. all the f1 plants had green pods.

Which vitamin is essential in early pregnancy to prevent nervous system defects such as spina bifida, which is characterized in the fetus by incomplete closing of the backbone and membranes around the spinal cord mastering biology?

Why are plants unable to grow at the bottom of lakes? a. The water is colder at the bottom. b. Sunlight does not reach the bottom. c. Groundwater feeds into the bottom. d. Less fresh water is found at the bottom.

What distinguishes a plant cell from an animal cell

Scientist use data from Gregor Mendel's studies to conclude that information about traits is passed from parents to offspring through

What property of water explains why large bodies of water do not quickly fluctuate in temperature?

Based on skin cancer facts, provide a persuasive argument to convince your friend to avoid sunburns

Evolution is: A) A change in the composition of a population from one generation to the next. B) A phenomenon that must be inferred from evidence, because it cannot be observed directly.

What kind of bond holds together atoms within a molecule? nuclear bond ionic bond covalent bond electron bond

A new type of worm was discovered in some bananas on a cargo ship.