- 19.1: Define fertilization and implantation
- 19.2: Explain fetal development from conception throughpregnancy and birth.
- 19.3: How is a developing fetus nourished?
- 19.4: Synthesizing. Considering what you learned aboutthe female reproduc...
- 19.5: Applying. Explain how harmful substances takenin by a pregnant fema...
- 19.6: The spontaneous expulsion of a fetus that occursbefore the twentiet...
- 19.7: The threadlike structures found within the nucleusof a cell that ca...
- 19.8: The basic units of heredity are
- 19.9: The chemical units that make up chromosomesare called
- 19.10: A defect in genes can result in a(n)
- 19.11: is/are a series of events that musthappen in order for an individua...
- 19.12: is/are the confidence that a personcan control his or her own body,...
- 19.13: An abnormal sideways curvature of the spine is
Solutions for Chapter 19: The Beginning of the Life Cycle
Full solutions for Glencoe Health, Student Edition | 1st Edition
A continuous spectrum with dark lines superimposed.
Big bang theory
The theory that proposes that the universe originated as a single mass, which subsequently exploded.
A deep crack in the brittle surface of a glacier.
A low-pressure center characterized by a counterclockwise flow of air in the Northern Hemisphere.
Environmental lapse rate
The rate of temperature decrease with increasing height in the troposphere.
Evolution (Theory of)
A fundamental theory in biology and paleontology that sets forth the process by which members of a population of organisms come to differ from their ancestors. Organisms evolve by means of mutations, natural selection, and genetic factors. Modern species are descended from related but different species that lived in earlier times.
The tidal current associated with the increase in the height of the tide.
Solid particles that serve as cores for the formation of ice crystals.
Ice cap climate
A climate that has no monthly means above freezing and supports no vegetative cover except in a few scattered high mountain areas. This climate, with its perpetual ice and snow, is confined largely to the ice sheets of Greenland and Antarctica.
A sequence of stars on the Hertzsprung-Russell diagram, containing the majority of stars, that runs diagonally from the upper left to the lower right.
A naturally occurring, inorganic crystalline material with a unique chemical composition.
An unconformity in which older metamorphic or intrusive igneous rocks are overlain by younger sedimentary strata.
Resource that forms or accumulates over such long time spans that it must be considered as fixed in total quantity.
The scientific study of the oceans and oceanic phenomena.
Stars poor in atoms heavier than helium. Nearly always relatively old stars found in the halo, globular clusters, or nuclear bulge.
A dry area on the lee side of a mountain range. Many middle-latitude deserts are of this type.
A large, relatively flat expanse of ancient metamorphic rock within the stable continental interior.
A large landmass that contains all, or nearly all, of the existing continents.
An exploding star that increases in brightness many thousands of times.
A warning issued for areas of about 65,000 square kilometers (25,000 square miles), indicating that conditions are such that tornadoes may develop; it is intended to alert people to the possibility of tornadoes.