Nitrogen fixation is carried out primarily by

Humans

Plants

Bacteria

Consumers

3 examples of proteins in living organisms

A true-breeding pea plant with round, green seeds was crossed to a true-breeding plant with wrinkled, yellow seeds. Round and yellow are dominant traits. The F1 plants were allowed to self-fertilize.

What type of mutation commonly affects cpg islands, altering promoter regions of mammalian genes?

Which scientist performed an experiment with results that provided evidence that microorganisms come from microorganisms, which disproved the theory of spontaneous generation? A. Marie Curie B. Louis Pasteur C. Charles Darwin D. Francesco Redi

Name one way the nucleus interacts with another organelle.

Which of the following hormones increases smooth muscle contraction?

It is important to share data from scientific experiments with others. Which of the following methods is a valid way to present collected data?

What are the characteristics of eukarya

you are studying enzymes in biology class. hydrogen peroxide (h2o2) is produced as a byproduct of respiration. hydrogen peroxide is harmful to cells and must be continually broken down.

which of the following statements best describes the major difference between prophase 1 of meiosis and prophase of mitosis