Genetics Remediation

If the pattern of inheritance for a trait is complete dominance, then an organism heterozygous for the trait would normally express

• the dominant trait, only.

• more of the recessive than dominant traits.

• the recessive trait, only.

• more of the dominant than recessive traits.

Which statement could be accurately made about the offspring of this cross?

• There is a 100% chance of having round, green peas.

• There is no chance of having any wrinkled, green peas.

• There is a 50% chance of having round, yellow peas.

• There is no chance of having any round, yellow peas.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Jane's mother and father have type B blood. When Jane's blood was tested, she found she had a blood-type of O. What does this suggest of Jane's parents?

• Both have a recessive gene for type O blood.

• Both are homozygous for type B blood.

• One of them has a recessive gene for type O blood.

• One of them is homozygous for type B blood.

Tags

NGSS.HS-LS3-1

Which of the following could be used to describe the end result of meiosis? Select 3.

• genetically identical cells

• genetically unique cells

• haploid cells

• diploid cells

• four daughter cells are produced

Match the following terms or concepts with the correct definition or description.

• Chromosomes

• Threadlike structures that contain DNA found in the nucleus of a cell

• Heterozygous

• The scientific study of heredity

• Genetics

• An organism that has TWO of the SAME alleles for a gene

• Homozygous

• An organism that has ONE dominant and ONE recessive allele for a gene

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The expression of a trait (what you see) in an organism is called​ (a)  

• phenotype.

• genotype.

• homozygous.

• heterozygous.

Match the following genotypes and allelles.

• Recessive Allele

• G

• Dominant Allele

• dd

• Heterozygous

• g

• Homozygous Dominant

• RR

• Homozygous Recessive

• Bb

Tags

112.34.c.6.F

Match each genotype to its description

• Rr

• HETEROZYGOUS

• rr

• HOMOZYGOUS DOMINANT

• RR

• HOMOZYGOUS

  RECESSIVE

Tags

NGSS.HS-LS3-2

​ (a)   is another term used for homozygous alelles​

• purebred

• hybrid

• heterogenous

• genotype

• phenotype

Tags

5.1- Mendelian Genetics

DOK 2

The chromosomes that pair up during meiosis, are called __________ chromosomes. 

• parental

• analog

• homologous

• genes