Chapter 8 Outline 10Th Grade Essay Research

10 October 2017

Paper

Biology Chapter 8 Outline

8:1

Ten Chromosome: one of the chromosomes that determine a sex ; sex chromosomes

Y Chromosome: one of the chromosomes that determine sex,

Sexual activity chromosome

Sexual activity chromosomes: because the two chromosomes differ between the sexes, we call them sex chromosomes.

Autosomes: chromosomes non related to an being & # 8217 ; s sex.

8:2

Sex-linked feature: trait whose cistrons are carried on the X chromosome.

8.4

Nondisjunction: failure of homologs to segregate during miosis.

Chromosome theory of heredity: the theory that cistrons are located on chromosomes.

8:5

Gene linkage: the cistrons that occur on the same chromosome ( linked )

8:6

Crossing-over: exchange of sections of chromosomal stuff between two strands of a four ; occurs during prophase of miosis.

Recombination gametes: gametes with a set of linked cistrons different than that found in the parent.

Familial map: the location of cistrons on a chromosome.

8:7

Continuous fluctuation: the presence of many multiple length progeny.

Multiple cistrons: three or more different allelomorphs commanding a trait.

8:8

Modifier cistrons: cistrons that affect the look of other allelomorphs.

Familial guidance: type of guidance in which parents can be advised of their opportunities of holding offspring with a familial disease.

8:9

Deadly cistron: an allelomorph that causes decease.

8:11

Ultrasonography: a technique used to find the place and anatomy of a foetus.

Fetoscopy: allows direct observation of the foetus and environing tissues.

Endoscope: device that allows a foetus to be viewed while it is still in the womb.

A limited
time offer!
Get authentic custom
ESSAY SAMPLEwritten strictly according
to your requirements