Genetics TEST

ALL of the following are true EXCEPT...

• homo=same, hetero=different

• dominant=strong gene (Capital letters)

• recessive=weak gene (Lower case letters)

• purebred=different, hybrid=same

Check the Homozygous Dominant genotypes.

• Ee

• BB

• cc

• dd

• AA

Check the Homozygous Recessive genotypes.

• YY

• Tt

• ee

• Cc

• rr

Tags

NGSS.HS-LS3-1

Check the heterozygous genotypes.

• BB

• Aa

• Cc

• RR

• ee

Tags

NGSS.HS-LS3-2

Chromosomes are found inside which of the following structures of a eukaryotic cell?

• gene

• DNA

• nucleus

• protein

Tags

NGSS.HS-LS3-1

Twins generally resemble each other more than they resemble their other brothers and sisters. Which of the following BEST explains why this happens?

• They are born together

• They have the same identical genes

• They are raised up the same way

• They develop together inside their mother's womb

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

The table shows the number of chromosomes found in different plants and animals. Why do all these organisms have an EVEN number of chromosomes?

• Alleles are present in pairs

• Organisms get one chromosome from each parent

• Organisms are made up of even number of cells

• It is just by chance

Tags

NGSS.HS-LS3-1

If an individual has one dominant allele and one recessive allele, the trait that is caused by the recessive allele will show up.

• True

• False

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Andrew has the following genotypes.

Based on his genotype, which of the following phenotype statements are NOT true?

• He has dimples

• He has no freckles

• He has no Widow's Peak

• He has curly hair

Tags

NGSS.MS-LS1-5

What is phenotype?

• The process of cell division

• The physical characteristics of an organism

• The genes that the organism has

• A type of organism

Tags

NGSS.MS-LS4-2

NGSS.MS-LS4-4