GENETICS (Autosaved)


Info iconThis preview shows pages 1–3. Sign up to view the full content.

View Full Document Right Arrow Icon
UNIVERSITY OF ASIA AND THE PACIFIC   1 ST  SEMESTER COLLEGE OF ARTS AND SCIENCES BIOLOGY LECTURE (CAS 403) Topic:  GENETICS GREGOR MENDEL o Science of heredity o Behavior and appearance is more varied as a result of their diverse genetic  inheritance 2 TYPES/STATE OF A GENE 1. HOMOZYGOUS An organism that is having two identical alleles for a given gene Male x Female Male x Female BB x BB Bb x Bb 2. HETEROZYGOUS An organism that is having two different alleles for a given trait MENDEL’S PRINCIPLE o Science of heredity dates back to ancient attempts at selective breeding  o Heredity is a science; study of genes, genetics o Modern genetics began with Gregor Mendel’s quantitative experiment with  pea plants WHY DID HE USED PEA PLANTS?
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full Document Right Arrow Icon
1. Can self fertilize 2. Short life span CROSS FERTILIZATION o Mendel crossed pea plants that differed in certain characteristics and traced 
Background image of page 2
Image of page 3
This is the end of the preview. Sign up to access the rest of the document.

{[ snackBarMessage ]}

Page1 / 5


This preview shows document pages 1 - 3. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online