9 questions
A version or variation of a gene
trait
gene
allele
DNA
When an organism has two of the same alleles, it is called
homozygous
heterozygous
recessive
dominant
This type of allele is expressed whether there are one or two copies present.
dominant
recessive
homozygous
heterozygous
These types of alleles are only expressed if the organism has two copies
dominant
recessive
homozygous
heterozygous
A segment of DNA that has the ability to code for a specific trait.
gene
allele
chromosome
chromatid
Recessive alleles are found less frequently among organisms
True
False
What is the phenotypic ratio when you cross Tt with tt?
T = tall, t = short
The following ratios are for Tall : Short
3:1
1:1
All tall
All short
A skin cell is different from an eye cell because they contain different genes
True
False