branches specialized for reproduction found in some seed-bearing plants, containing either specialized male or female organs or both male and female organs

describes the plasma membrane's structure as a mosaic of components including phospholipids, cholesterol, proteins, glycoproteins, and glycolipids (sugar chains attached to proteins or lipids, respectively), resulting in a fluid character (fluidity)

reproductive hormone that causes sperm production in men and follicle development in women

hormone produced by the anterior pituitary that stimulates gamete production

linear representation of a chain of primary producers, primary consumers, and higher-level consumers used to describe ecosystem structure and dynamics

graphic representation of a holistic, nonlinear web of primary producers, primary consumers, and higher-level consumers used to describe ecosystem structure and dynamics

any illness resulting from the consumption of contaminated food, or of the pathogenic bacteria, viruses, or other parasites that contaminate food

behaviors species use to find food

(also, forced vital capacity) measure of how much air can be forced out of the lung from maximal inspiration over a specific amount of time

extends from the elbow to the wrist and consists of two bones: the ulna and the radius

DNA that belongs to a different species or DNA that is artificially synthesized

species which often forms the major structural portion of the habitat

event that initiates an allele frequency change in part of the population, which is not typical of the original population

region in the center of the retina with a high density of photoreceptors and which is responsible for acute vision

cutting or fragmenting of the original animal into parts and the growth of a separate animal from each part