Microbial Genetics
Quiz
•
Biology
•
1st - 3rd Grade
•
Practice Problem
•
Medium
+2
Standards-aligned
Analekta Perdana
Used 236+ times
FREE Resource
About this resource
This quiz comprehensively covers molecular genetics, focusing on the fundamental mechanisms of DNA structure, replication, transcription, and translation. The content addresses core concepts including the central dogma of molecular biology, the roles of specific enzymes in DNA replication (DNA polymerase I and III, primase, helicase, ligase), transcriptional regulation in prokaryotes, and the molecular components involved in protein synthesis. Students need a solid understanding of nucleotide structure, the differences between DNA and RNA, enzyme functions during replication and transcription, codon-anticodon relationships, and the sequential flow of genetic information from DNA to proteins. The questions require knowledge of technical terminology, enzyme specificity, and the ability to distinguish between similar molecular processes. Based on the complexity of concepts involving specific enzyme functions, prokaryotic gene regulation, and detailed molecular mechanisms, this material is appropriate for high school biology students in grades 10-12, particularly those in advanced or AP-level courses. Created by Analekta Perdana, a Biology teacher in Indonesia who teaches grade 1 and 3, this quiz serves as an excellent tool for assessing student understanding of fundamental molecular biology concepts. The quiz works effectively as a comprehensive review before major assessments, a formative evaluation to identify knowledge gaps in DNA processes, or as homework to reinforce classroom instruction on genetic mechanisms. Teachers can use individual questions as warm-up activities to begin lessons on specific topics like transcription or translation, or deploy the entire quiz as a summative assessment following a unit on molecular genetics. The varied question formats, from identifying enzyme functions to understanding the central dogma, make this quiz particularly valuable for differentiating instruction and helping students master the sequential nature of genetic information flow. This assessment aligns with standards NGSS HS-LS1-1 and HS-LS3-1, which address the relationship between molecular structures and cellular processes in heredity and gene expression.
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20 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is NOT true about DNA?
serves as the genetic material passed from parent to offspring
remains constant despite changes in environmental conditions
provides the instructions for the synthesis of messenger RNA
is read by ribosomes during the process of translation
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these represents the central dogma of how genetic information flows in cells?
protein to DNA to RNA
RNA to DNA to protein
DNA to RNA to protein
DNA to protein to RNA
Tags
NGSS.HS-LS1-1
NGSS.HS-LS1-6
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which enzyme replaces the RNA nucleotides in a primer with DNA nucelotides?
DNA polymerase III
DNA polymerase I
primase
helicase
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of these is NOT involved in the initiation step of DNA replication?
ligase
DNA gyrase
single-stranded binding protein
primase
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
During which stage of prokaryotic transcription is the σ subunit of the RNA polymerase involved?
initiation
elongation
termination
splicing
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is involved in the initiation of transcription?
primer
origin
promoter
start codon
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
What is the name of the three-base sequence in the mRNA that binds to a tRNA molecule?
P site
codon
CCA binding site
anticodon
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