Down syndrome is caused by ________ in humans.(1 point)

Question

Responses

disomy
disomy

tetrasomy
tetrasomy

trisomy
trisomy

monosomy

Answer 1

trisomy

Answer 2

Karyotyping can be used to identify(1 point)
Responses

genetic sequences.
genetic sequences.

chromosomal treatments.
chromosomal treatments.

cancer.
cancer.

chromosomal abnormalities.

Answer 3

chromosomal abnormalities

Answer 4

Which controls the instructions that affect an organism’s characteristics?(1 point)
Responses

the reproduction method of the parents
the reproduction method of the parents

the shape of the DNA molecule
the shape of the DNA molecule

the number of chromosomes
the number of chromosomes

the order that nitrogen bases are arranged

Answer 5

the order that nitrogen bases are arranged

Answer 6

What is the most important function of visualizing chromosomes with a karyotype?(1 point)
Responses

Chromosome visualization helps scientists determine how characteristics are coded.
Chromosome visualization helps scientists determine how characteristics are coded.

Chromosome visualization helps scientists create packages of DNA.
Chromosome visualization helps scientists create packages of DNA.

Chromosome visualization helps scientists stain DNA molecules.
Chromosome visualization helps scientists stain DNA molecules.

Chromosome visualization helps scientists identify and compare different organisms.

Answer 7

Chromosome visualization helps scientists identify and compare different organisms.