Biology Semester Review

In RNA, Uracil pairs with ______. 

• cytosine

• adenine

• guanine

• thymine

The process where DNA is transcribed to mRNA happens in what part of the cell?

• Nucleus

• Mitochondria

• Cytoplasm

• Endoplasmic Reticulum

What type of RNA is shown?

• mRNA

• tRNA

• rRNA

What type of RNA is shown?

• mRNA

• tRNA

• rRNA

Which of the following is an example of a genetic mutation?

• A change in the DNA sequence

• A change in the ecosystem

• A change in the food web

• A change in the population size

Tags

DOK Level 2: Skill/Concept

In a Punnett square, what does each box represent?

• A possible genotype of the offspring

• A possible phenotype of the offspring

• The genotype of the parents

• The phenotype of the parents

Tags

DOK Level 2: Skill/Concept

If a heterozygous tall plant (Tt) is crossed with a homozygous short plant (tt), what is the probability of getting a short plant?

• 0%

• 25%

• 50%

• 75%

Tags

DOK Level 2: Skill/Concept

What is the genotype of an organism with two identical alleles for a trait?

• Heterozygous

• Homozygous

• Dominant

• Recessive

Tags

DOK Level 2: Skill/Concept

The process by which water passes into or out of the cell is called ...

• solubility

• osmosis

• selective transport

• endocytosis

A living thing that is made up of organ systems.

• cell

• tissue

• organ

• organ system

• organism

Tags

NGSS.HS-LS1-2