HS-LS3-1: Inheritance and Variation of Traits Review

Front

What is the term for bundled up, organized DNA?

Back

Chromosome

Tags

NGSS.HS-LS3-1

Front

What is the genotype for homozygous dominant?

Back

AA

Front

What is an example of a phenotype?

Back

Red hair

Tags

NGSS.HS-LS3-1

Front

In genetics, what is a gene?

Back

A segment of DNA that codes for a specific trait.

Tags

NGSS.HS-LS3-1

Front

How are recessive alleles represented in genetics?

Back

Lower case letters.

Front

What is the difference between genotype and phenotype?

Back

Genotype refers to the genetic makeup, while phenotype refers to the observable traits.

Tags

NGSS.HS-LS1-1

Front

What is a trait?

Back

A characteristic or feature of an organism, often determined by genes.

Tags

NGSS.HS-LS3-1

Front

What is the role of the centromere in a chromosome?

Back

It is the region that joins two sister chromatids.

Tags

NGSS.HS-LS1-4

Front

What does homozygous mean?

Back

Having two identical alleles for a particular gene.

Front

What does heterozygous mean?

Back

Having two different alleles for a particular gene.