Bio Benchmark 2 Practice Quiz #3

If the triplet code in DNA is AGT, then the mRNA codon would be:

• TCA

• AGT

• TCU

• UCA

One difference between DNA and RNA is that

• DNA= 1 strand

• DNA contains ribose sugar

• DNA has a double strand

• RNA is more complex

What happens during the process of translation?

• mRNA is made from DNA

• mRNA attaches o tRNA and makes protein

• copies of DNA molecules are made

• transfer RNA is made from mRNA

A mutation that involves a single nucleotide is called:

• chromosomal mutation

• point mutation

• inversion

• translocation

Tags

NGSS.HS-LS3-2

The process to go from DNA to mRNA is _______

• translation
• transcription
• replication
• protein synthesis

How many amino acids are coded for by this sequence of nucleotides:
ATG GGA ACT CCA

• 4
• 2
• 6
• 12

Which is the mRNA molecule that would be transcribed from this DNA template:
TGGCAAGTACGT

• ACCGTTCATGCA
• UGGCAAGUACGU
• UCCGUUCUUGCU
• ACCGUUCAUGCA

Objective #13

This is a pedigree that follows blue eyes which is a recessive trait. What is the genotype of the father (square) in generation 1?

• Aa

• AA

• aa

• A?

Tags

NGSS.HS-LS3-1

NGSS.HS-LS3-2

A person with Down Syndrome (trisomy 21) has how many chromosomes total?

• 23

• 45

• 46

• 47

When a particular trait affects males and females equally, it is considered to be ?

• autosomal

• sex-linked

• polygenic

• incomplete dominance