DNA Structure, Replication, Transcription and Translation
Biology
9th - 12th Grade
NGSS covered
Used 117+ times
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50 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What are the two alternating molecules that make up the two sides of the DNA ladder?
Protein and phosphate
Protein and sugar
Sugar and phosphate
Protein and nucleotide
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The order of the base pairs along a gene is important because:
an organism can only survive if the base pairs are in the correct sequence.
if forms a code that tells a cell which protein to make.
if forms a code that tells a cell how to reproduce.
None of the above: the order of base pairs doesn't matter
Tags
NGSS.HS-LS1-1
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The process of how a DNA molecule makes a copy of itself is referred to as DNA:
multiplication
replication
duplication
reproduction
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During protein synthesis ___________ is responsible for copying the gene and carrying the information out of the nucleus.
transfer RNA
ribosomes
messenger RNA
DNA
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
At the end of DNA replication, each strand of the original DNA molecule:
has been altered.
remains intact.
has been tripled.
None of the above
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is one reason RNA is different from DNA?
consist of a single strand
consist of three strands
consist of two strands
consist of four strands
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which is the correct pairing for a DNA strand?
(A with T) (C with G)
(A with C) (T with G)
(A with G) (T with C)
(A with U) (C with G)
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