DNA and Genetics Review

A gene is a small segment of a ______ that helps code for a trait.

• chromosome
• protein
• nucleotide
• genotype

Tags

NGSS.HS-LS3-1

NGSS.HS-LS1-1

In order to continue life, ____ must replicate.

• proteins
• DNA
• adenine
• uracil

TT, Rr, and gg are all examples of _______.

• DNA
• phenotypes
• genotypes
• genetics

Tags

NGSS.HS-LS3-2

NGSS.HS-LS4-3

This person took x-rays of DNA to determine its structure.

• Watson
• Crick
• Wilkins
• Franklin

__________ is the process of breeding organisms for particular genetic traits. 

• Selective breeding
• Cloning
• Phenotype
• Genotype

Tags

NGSS.HS-LS3-1

Creating an organism that is the exact copy of another organism is called ______.

• selective breeding
• cloning
• heredity
• genetics

Tags

NGSS.HS-LS3-1

In a genotype, what does the upper case letter represent?

• The dominant trait
• The recessive trait
• Incomplete dominance
• Co-dominance

Tags

NGSS.HS-LS3-1

In a genotype, what does the lower case letter represent?

• The dominant trait
• The recessive trait
• Incomplete dominance
• Co-dominance

____ is a trait that can be "hidden".

• A dominant trait
• A recessive trait
• Heredity
• A Punnett Square

This trait will always be seen if it's present in a genotype.

• A Punnett Square
• Heredity
• A dominant trait
• A recessive trait