Unit 6 Vocabulary

What is the definition of an allele?

• Different possibilities of the same trait.

• Chromosomes that pair up.

• The step in cell division after cytokinesis.

• DNA that does not code for traits.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

What does a generation mean? (In genetics)

• Offspring that share the same characteristics.

• Offspring from different parents.

• Offspring that are at the same stage of descent from a common ancestor

• Multiple sets of offspring with different parents.

What is a section of DNA called?

• Double Helix

• Allele

• Offspring

• Gene

What are dominant alleles?

• A small segment of DNA

• Alleles are more influential

• Alleles that are less influential

• Alleles that are made of multiple different alleles bonded together

Tags

NGSS.HS-LS4-3

What does it mean to be homozygous for a gene?

• The two alleles for a gene are the same

• The two alleles for a gene are different

• The two alleles are nonfunctional

• The two alleles will mix and show both trait

What does it mean to be heterozygous for a gene?

•  The two alleles for a gene are the same.

•  The two alleles for a gene are different.

• The two alleles for a gene combine to make a new gene.

• The two alleles cancel each other out

What is an organism's genotype?

• The physical manifestation (appearance) of the genotype.

• the genetic makeup of an organism.

• The dominant genes in an organism.

• The recessive genes in an organism.

What is an organism's phenotype?

• The physical manifestation (appearance) of the genotype

• The genetic makeup of an organism

• The active genes of an organism

• The inactive genes in an organism

Tags

NGSS.HS-LS1-1

What are recessive alleles?

• Alleles that are less influential

• Alleles that are more influential

• Alleles that cause mutation

• Alleles that are missing a function

What does purebred mean?

• An organism with a homozygous genotype

• An organism with a heterozygous genotype

• An organism with no diseases or mutations

• An organism that is a result of homozygous and heterozygous cross