Genetics, Heredity, Punnett Squares

The passing of genetic traits from parents to offspring is called ______________________.

• cross-pollination

• cross-breeding

• gentetics

• heredity

Tags

NGSS.HS-LS3-1

An organism’s physical trait you can observe is called their _________.

• genotype

• phenotype

• allele

• genetic variable

Different forms of a gene are called ____________.

• alleles

• genes

• genotypes

• phenotypes

What is the name for the alleles an organism has for a trait?

• phenotype

• genotype

• homologue

• Mendel

Where do our genes come from?

• if you look more like your mom, then 75% from mom and 25% from dad

• if you look more like your dad, then 75% from dad and 25% from mom.

• no matter who you look like, 50% from mom and 50% from dad.

• We don’t get our genes from our parents.

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A dominant trait is _______________.

• a trait that only shows up when two alleles for that trait are present

• a trait that always shows up in an organism

• a trait that shows up when at least one allele for that trait is present

• a trait that never shows up in an organism

A dominant allele is represented by a ____________letter.

• lower case

• bold

• backwards

• captal

What are the chances that a couple having a baby will have a girl?

• ⅛ (12.5%)

• ¼ (25%)

• ½ (50%)

• ¾ (75%)

Tags

NGSS.HS-LS3-3

A genotype with two capital letter gene symbols (MM) is called:

• homozygous dominant

• homozygous recessive

• heterozygous

• autozygous

A genotype with two different gene symbols (Oo) is called:

• homozygous dominant

• homozygous recessive

• heterozygous

• prezygous