MP2 9 Weeks Test Review

Front

What is the term for having two different genes for a trait?

Back

Heterozygous

Front

If a person who is homozygous dominant has children with a person who is homozygous recessive, what percentage of their children will likely have the dominant trait?

Back

100%

Front

What is the primary cause of genetic variation during meiosis?

Back

Crossing over of chromosomes

Front

What is it called when different species evolve similar traits due to similar environments?

Back

Convergent Evolution

Front

What is the correct amino acid sequence coded from the mRNA sequence UGGCAGAUU?

Back

Trp-Gln-Ile

Front

Define 'genotype'.

Back

The genetic constitution of an individual, representing the alleles inherited from parents.

Front

What is 'homozygous'?

Back

Having two identical alleles for a particular gene.

Front

What are 'homologous structures'?

Back

Anatomical features in different species that share a common ancestry.

Front

What is 'meiosis'?

Back

A type of cell division that reduces the chromosome number by half, producing four gametes.

Front

Explain 'crossing over'.

Back

The exchange of genetic material between homologous chromosomes during meiosis.