Genetics 1
The characteristics of an organism.
What are traits?
This gene always shows is self over a recessive gene
What is a dominant gene?
All human cells contain _________ chromosomes
What is 46?
Chocolate Labs were created by mixing black and yellows labs together. What hypothesis is this?
What is the Blending hypothesis?
a capital letter represents what type of trait?
What is a dominant trait?
The passing of traits from parent to offspring is called.
What is heredity?
This describes two of the same copies of a gene
What is homozygous?
Phenotypes determine the genotypes. True or false
What is FALSE
holds chromatids together
what is the centromere?
Heterozygous parents are crossed. What percent of offspring will be homozygous dominant?
What is 25%?
The difference between mitosis and meiosis
What is mitosis produces identical cells (asexual), and meiosis produces different cells (sexual).
This describes different alleles for the same trait.
what is heterozygous?
The observable trait of any organism
What is phenotype?
Where are chromosomes located?
What is the nucleus?
What percent of the offspring of a cross of heterozygous parents will be homozygous?
What is 50%?
Chromosomes are made up of _______.
What is DNA?
A tool to show possible gene combinations.
What is a Punnett square?
During replication, DNA makes an ________ copy of itself.
What is identical?
genes of a trait that is hidden when the dominant gene is present
What is a recessive gene?
What percent of the offspring of a cross of heterozygous parents will be heterozygous?
What is 50%?
Country of Gregor Mendel
What is Austria?
The Father of Genetics
Who is Gregor Mendel?
One of two or more forms of a particular gene
What is an allele?
What percentage of two homozygous parents will be heterozygous?
What is zero percent?
What percent of the offspring of heterozygous parents will be homozygous recessive?
What is 25%