Biology Semester 2 Review Part 1

Which of the following is a term for a group of similar organisms that can reproduce and produce fertile offspring?

• individual
• population
• species
• organism

Chromosomes 1-22 are known as

• sex chromsomes

• somatical

• autonomous

• autosomes

The development by scientists of a new color in a rose is the result of

• natural selection
• artificial selection
• descent with modification
• overproduction

A bird that can easily outcompete other birds for food and that can produce many eggs has a high

• extinction rate

• mutation rate

• fitness

• mortality

Tags

NGSS.HS-LS4-2

NGSS.HS-LS4-4

Which of the following is an example of a vestigial structure?

• the wings of red tailed hawks
• the hind limbs of a house cat
• the wings of an ostrich
• fins of a shark

Tags

NGSS.MS-LS4-2

Some organisms that share a common ancestor have features that have different functions, but similar structures. These are known as

• vestigial structures.
• analogous structures.
• homologous structures.
• fossil structures.

Tags

NGSS.MS-LS4-2

Which sequence of DNA bases would pair with this partial strand
ATG TGA CAG

• ATG TGA CAG
• TAC ACT GTC
• GTA AGT GAC
• CAT TCA CTG

Nitrogenous bases are joined by which type of bond?

• polar bonds
• ionic bonds
• covalent bonds
• hydrogen bonds

Tags

NGSS.MS-PS1-1

What do we call the process of turning DNA into mRNA?

• replication
• transcription
• translation

What is the correct amino acid for the following codon:
 CAA

• Arg
• Met
• Gln
• Val