Purpose: Identify gaps in DNA basics, Mendelian genetics, and protein synthesis before Unit 3.
Question 1 Prereq
[2]
Name the three components of a nucleotide. State which component differs between DNA and RNA.
Question 2 Prereq
[3]
From SBI3U: define genotype, phenotype, allele, dominant, recessive, homozygous, heterozygous.
Question 3 Prereq
[2]
Cross Pp × Pp. Predict the genotypic and phenotypic ratios of the offspring.
Question 4 Concept
[3]
Briefly summarize the central dogma of molecular biology: DNA → ___ → ___. Identify the process at each arrow.
Question 5 Skills
[2]
Why must DNA samples for forensic analysis be amplified by PCR before gel electrophoresis? (Think about quantity from a crime scene.)
Question 6 STSE
[3]
List one benefit and one ethical concern about each: GMO foods, gene therapy, CRISPR germline editing.
Question 7 Reflection
[ungraded]
Which is least clear so far: DNA replication mechanism, transcription/translation, or biotech applications?
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