Hours of daylight and nighttime are equal during the?

Which of the following best compares mosses and ferns? a. They are both vascular plants, but mosses are gymnosperms and ferns are angiosperms. b. They are both angiosperms, but mosses produce seeds and ferns produce spores. c.

What is the definition of genotype?

Difference between wrongful birth and wrongful life

Cell division by mitosis is a mechanism of asexual cell replication. Some single‑celled organisms reproduce by cell division, and cell division enables multicellular organisms to grow and to repair damaged cells.

Which statement best distinguishes plants and animals as they relate to amino acids? Plants can synthesize all twenty amino acids. Humans must eat plants or animals to obtain twenty of these amino acids. Plants can synthesize all twenty amino acids.

Abiogenesis refers to how living organisms arose from inanimate matter. Place the sentences in order according to how life on Earth may have arisen from terrestrial origins. Only four sentences will be used.

An over-response of the body to a specific substance is called

The thymus functions strictly in maturation of t cells. the thymus functions strictly in maturation of t cells. a. True b. False

A plant that has red flowers was crossed with a plant that has white flowers. All of the offspring produced pink flowers. In this plant: A. the gene for red flowers is dominant. B. the gene for white flowers is dominant. C.

The process by which unspecialized cells become specialized cells is called