Genetics Review 1

Front

You get one homologous chromosome from your ________ and one from your _______.

Back

dad, mom

Front

How many letters does a genotype contain?

Back

2

Front

tt is an example of a....

Back

Genotype

Front

The process of crossing over occurs in what meiotic phase?

Back

prophase 1

Front

In asexual reproduction, all of the offspring are:

Back

Genetically Identical

Front

What is a genotype?

Back

The genetic constitution of an individual, represented by letters (e.g., TT, Tt, tt).

Front

What is a phenotype?

Back

The observable physical or biochemical characteristics of an organism, determined by both genetic makeup and environmental influences.

Front

What is the difference between homozygous and heterozygous?

Back

Homozygous: having two identical alleles for a trait (e.g., AA or aa). Heterozygous: having two different alleles for a trait (e.g., Aa).

Front

What is the purpose of meiosis?

Back

To produce gametes (sperm and eggs) with half the number of chromosomes, ensuring genetic diversity.

Front

What is a dominant allele?

Back

An allele that expresses its phenotype even in the presence of a recessive allele.