Why did George Mendel choose to use purebred plants in his experiments

What are important organic compounds that store important coded information in cells called

Which of the following is the largest and most inclusive of Linnaeus's taxonomic categories?

Farmers consider pesticides and fertilizers necessary to ensure successful farming. What problems are caused by the use if these agricultural pollutants?

1. True or False: Bacteria are larger than human cells. lisa Fe True False

What types of cells perform cellular respiration?

Which of the following is a true difference between prokaryotic and eukaryotic cells? a. Eukaryotic cells have true nuclei. b. Eukaryotic cells are smaller. c. Eukaryotic cells are more ancient. d. Eukaryotic cells are less complex.

Which of the following best describes a noncontact force? A. a force that is able to act at a distance B. a force that must be physically touching the object it acts on C. a force that always pulls objects backward D.

Which type of energy used on earth comes directly from the sun

Aldosterone is secreted in response to changes in: select one: a. blood potassium levels. b. blood calcium levels. c. blood pressure. d. body temperature. e. blood glucose levels

How does a mutation in dna cause a disease that affects multiple organs?