Genetics Year 10 Biology

True or False: Genetics is the scientific study of heredity.

• True
• False

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A __________ is a segment of DNA that codes for a particular protein, which leads to a particular trait.

• Gene
• Allele
• Codon
• Nucleotide

Tags

NGSS.MS-LS3-1

The specific location of a gene on a homologous chromosome

• Allele
• Locus
• Genotype
• Gene

Having two different alleles at a gene location

• Homozygous
• Homozygous recessive
• Homozygous dominant
• Heterozygous

Having two identical dominant alleles at a gene locus

• TT
• tt
• Tt
• tT

Having two identical recessive alleles at a gene locus

• homozygous dominant
• homozygous recessive
• heterozygous
• codominance

The physical characteristics of an organism

• Phenotype
• Genotype
• Allele
• Locus

The offspring of the parental generation is written as what?

• P generation
• F1 generation
• F2 generation
• F3 generation

A punnett grid showing one gene

• Dihybrid cross
• Monohybrid cross
• Test cross
• Karyogram

Gregor Mendel's "P" generation consisted of purple flower plants crossed with white flower plants. What were the results of this cross?

• All purple flower offspring
• All white flower offspring
• Some purple flowers and some white flowers