ATI Science- Genetics + Immunity

Question 1

a variation of a gene

Answer 1

allele

Question 2

Mendel’s first law; Mendel’s second law

Answer 2

law of segregation; law of independent assortment

Question 3

every individual has 2 alleles, and only 1 allele is passed to offspring

Answer 3

law of segregation

Question 4

traits are passed randomly and are not influenced by other traits

Answer 4

law of independent assortment

Question 5

portion of DNA that identifies how traits are exposed and passed on

Answer 5

gene

Question 6

physical, visual manifestation of genes

Answer 6

phenotype

Question 7

an organism’s complete set of genetic material.

Answer 7

genotype

Question 8

location of a gene or alleles

Answer 8

locus

Question 9

only requires one gene of a gene pair for it to be expressed in a phenotype

Answer 9

Dominant traits

Question 10

requires both genes in order to be manifested

Answer 10

recessive

Question 11

two matching genes (ex: DD or dd)

Answer 11

homozygous

Question 12

genes that do not match (ex: Dd or Jj)

Answer 12

heterozygous

Question 13

Mendel’s experiment-

Answer 13

he cross pollinated pea plants based on their different features, to discover how traits are inherited btwn generations

Question 14

Which of the following statements best supports the hypothesis that viruses can cause
cancer?

Answer 14

Genes that regulate cell division are found in some viruses

Question 15

Which of the following types of cells produce and release antibodies?

Answer 15

Plasma B cells