4.1.1 a - The DNA of prokaryotes as well as that found in chloroplasts and mitochondria is best described as:
DIAGNOSTIC - Unit 4 - QCAA ATAR Biology

Quiz
•
Biology
•
10th Grade - University
•
Hard

Stewart LEE
Used 43+ times
FREE Resource
61 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
a single-stranded, finger like molecule found in the cytosol.
a circular, double-stranded molecule bound around a set of eight histone proteins.
a circular, double-stranded molecule not bound by histone proteins or a double membrane
a double-stranded molecule bound by histone proteins and a double membrane
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.1.1 a - PAST EXAM 2020 MC 12 - In the structure of DNA, adenine pairs with which other base?
uracil
guanine
cytosine
thymine
3.
MULTIPLE CHOICE QUESTION
45 sec • 1 pt
4.1.1 b - Recall the subunits that compose a nucleotide.
a ribose sugar, a phosphate group and one of four nitrogenous bases.
deoxyribose sugar, a phosphate group and one of four nitrogenous bases.
deoxyribose sugar, a phosphate group and one of four nucleic acids.
deoxyribose sugar, phosphorus and one of four nitrogenous bases.
4.
MULTIPLE CHOICE QUESTION
2 mins • 1 pt
4.1.1 b - What is the correct complementary strand for the following strand of DNA:
AATCATGGA
AATCATGGA
TTAGTACCT
UUAGUACCU
GGATAUCUA
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.1.1 b - The hydrogen bonds between nitrogenous bases that connect the two strands in a double helix are considered?
weak and base specific
weak and non-base specific
strong and base specific
strong and non-base specific
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
4.1.1 c - The following sentence describes the function of which enzyme in the process of DNA replication. 'This enzyme unwinds the DNA double helix and separates the strands to prepare for replication'.
synthase
replicase
polymerase
helicase
7.
FILL IN THE BLANK QUESTION
2 mins • 1 pt
4.1.1 c - The following sentence describes the function of which enzyme in the process of DNA replication. 'This enzyme is responsible for assembling nucleotides to generate new DNA strand that is complementary to the original template strand'.
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