Genetics Pre-test

Meiosis results in:

• 2 haploid daughter cells

• 4 haploid daughter cells

• 2 diploid daughter cells

• 4 diploid daughter cells

A human usually has _____ total chromosomes.

• 6
• 22
• 4
• 46

What are genes?

• Double helix

• food

• A section of DNA

• the study of genetics

Which of the following is an example of a GENOTYPE?

• 25%
• Blue
• 1:2:1
• Bb

The different forms of a gene are known as _____________.

• Codons

• Proteins

• Alleles

• Nucleotides

How many alleles do you get from each parent?

• 1
• 2
• 23
• 46

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

Which of the following is an example of a PHENOTYPE?

• 25%
• Blue
• 1:2:1
• Bb

Tags

NGSS.MS-LS4-4

A dominant trait is:

• Always expressed if present

• Aonly expressed if it is the only trait present

• 2 genes which are different

• 2 genes which are the sam

the passing of genetic traits from parent to offspring.

• heredity
• trait
• gene
• allele

You cross a purple-flowered plant with a white-flowered plant. What must be true?

• The purple parent was heterozygous

• The purple parent was homozygous

• The purple trait is dominant

• The purple trait is recessive

Tags

NGSS.HS-LS3-1