FCE Chapter 3 LECTURE

Genome is divided into chromosomes chromosomes

Info iconThis preview shows page 1. Sign up to view the full content.

View Full Document Right Arrow Icon
This is the end of the preview. Sign up to access the rest of the document.

Unformatted text preview: into chromosomes. Chromosomes contain genes. Genes are made of dioxyribonucleic acid (DNA). DNA tells cells to make proteins. Determination of an Embryo's Embryo' Sex i 46 chromosomes (23 pairs); 22 are similar in size and shape in both men and women: autosomes. autosomes. i 23rd pair: sex chromosome, determines baby's sex. baby' Temple Odom, PhD MSU 2 FCE 225 Phenotypes and Genotypes i Genotype: actual genetic makeup of organism. i Phenotype: observable characteristics of organism. Multifactorial Transmission Environmental factors interact with genetic factors to produce traits. i Sex-linked inherited characteristics: Genes Sexthat are linked or appear on the same chromosome are inherited together and are called sex-linked traits. sexi Genetic Counseling and Testing i Genetic counseling: Helps parents find out risk of passing along a particular disorder or disease. i Down syndrome: Occurs i...
View Full Document

This note was uploaded on 03/19/2008 for the course FCE 225 taught by Professor Odom during the Spring '08 term at Michigan State University.

Ask a homework question - tutors are online