All about reproduction DNA A pair of “Genes” I want an “A” 100 100 100 100 100 200 200 200 200 200 300 300 300 300 300 400 400 400 400 400 500 500 500 500 500
Offspring of which type of reproduction receive genetic material from one parent?
Asexual
Plants reproduce sexually. T or F?
True
Egg and Sperm combine during?
Sexual reproduction
What helps determine the probability of traits in an offspring as a result of sexual reproduction?
Punnett Square
Genetic information, or DNA, is contained in which part of the cell?
Nucleus
Complete this punnett square… A homozygous Dominate female with a heterozygous male.
B B BB b Bb B
List these three structures in the human body from smallest to largest: DNA, cells, chromosomes
DNA, Chromosomes, Cells
Name 2 ways DNA fingerprinting can be useful.
Identification, diagnose genetic disease, identify suspects
2 parents are both carriers for a genetic disease 2 parents are both carriers for a genetic disease. What is the chance that their offspring will inherit the disease?
25%
A trait can be determined by one gene, many genes, or the environment A trait can be determined by one gene, many genes, or the environment. T or F?
True
Most human cells have how many copies of each chromosome?
2
Define Heterozygous
An individual has two different alleles for one trait
Humans have ____ pairs of chromosomes.
23
Give 2 trade offs for getting tested for a genetic disease.
You may find out you have it, hard to get health insurance, can’t play sports
Define or give an example of incomplete dominance.
A blend of dominate traits, example red and white make pink flowers
Is the following a true? Multicellular organisms can only reproduce through sexual reproduction?
False
Diseases that are inherited are cause by
GENES
Why do scientists study fruit flies to study genetics?
They reproduce quickly
Who is the father of genetics?
Gregor Mendel
Name 3 methods that you have learned that can be used to study human genetics
Breeding, pedigrees charts, examine human DNA