Understanding Inheritance

Scientists discovered that inside each cell is a nucleus that contains thread-like structures called?

• Genes

• Alleles

• Chromosomes

• DNA

Tags

NGSS.MS-LS3-1

Chromosomes contain ______ __________ controls traits.

(a)  

Tags

NGSS.HS-LS3-1

Chromosomes exist as...

• Pairs

• Groups

• Thirds

• Singles

Tags

NGSS.HS-LS3-1

Humans have how many pairs of chromosomes?

• 46

• 29

• 96

• 23

Tags

NGSS.HS-LS3-1

Each pair has how many chromosomes from each parent? How many from the father, how many from the mother?

Tags

NGSS.HS-LS3-1

What is a section on a chromosome that has genetic information from one trait?

• Allele

• Phenotype

• Gene

• Genotype

Tags

NGSS.HS-LS1-1

What are the different forms of a gene called?

• Genotypes

• Alleles

• Phenotypes

• Gene

Geneticists call how a trait appears, or is expressed, is the trait's what?

(a)  

The two alleles that control the phenotype of a trait are called the trait's what?

(a)  

What do scientists use to represent the alleles in a genotype?

• Numbers

• Symbols

• Colors

• Letters