Biology End of Course

What role does mutation play in evolution?

• It decreases genetic variation

• It is the only source of new alleles

• It prevents adaptation

• It ensures that all individuals are identical

Tags

NGSS.MS-LS3-1

NGSS.MS-LS4-4

Why is genetic diversity important within a species?

• It decreases the species' ability to adapt to environmental changes

• It ensures that all individuals are genetically identical

• It increases the species' potential to adapt to environmental changes

• It makes the species more susceptible to diseases

Tags

NGSS.MS-LS4-4

Which of the following is NOT a mechanism of evolution?

• Natural selection

• Genetic drift

• Artificial selection

• Cloning

Tags

NGSS.MS-LS4-4

NGSS.MS-LS4-6

What is the main chemical compound that stores and releases energy?

• ATP

• Cytoplasm

• PTP

• Oxygen

Tags

NGSS.HS-LS1-7

How many pairs of chromosomes do humans typically have?

• 23

• 46

• 12

• 92

Tags

NGSS.MS-LS3-1

In a Punnett Square, what does a capital letter represent?

• A recessive allele

• A dominant allele

• A genotype

• A phenotype

Which letter A is pointing to the...

• eye piece

• objective lens

• stage

• fine course adjustment knob

Which letter B is pointing to the...

• eye piece

• objective lens

• stage

• fine course adjustment knob

Which letter C is pointing to the...

• eye piece

• objective lens

• stage

• fine course adjustment knob

Which letter D is pointing to the...

• eye piece

• objective lens

• stage

• fine course adjustment knob