STANDARDS TO KNOW:
BIO.B.2.3.1: Describe how genetic mutations alter the DNA sequence and may or may not affect phenotype (e.g., silent, nonsense, frame-shift).
BIO.B.2.4.1: Explain how genetic engineering has impacted the fields of medicine, forensics, and agriculture (e.g., selective breeding, gene splicing, cloning, genetically modified organisms, gene therapy).
A. Complete this WEB study guide on a piece of paper in hand-writing:
1. READ text pages p 362 - 365
2. Define the following Key Words:
RNA Messenger RNA Ribosomal RNA Transfer RNA Transcription RNA Polymerase Promoter
Intron Exon
3. Answer the KEY Question: How does RNA differ from DNA?
A. Make a T-chart comparing the two molecules.
B. Write the answer in paragraph form.
4. Answer the KEY Question: How does the cell make RNA?
5. READ pages p 366 - 371
6. Define the following Key Words:
Gene expression Anticodon Translation
Codon Genetic code Polypeptide
7. Write out the mRNA sequence which would be transcribed from the following DNA sequence:
DNA : G A C A A G T C C A C A A T C
mRNA:
tRNA:
Amino Acid:
8 .Write out the complete tRNA and Amino Acid Sequence. Use the chart below read the mRNA codons and get the anticodon and amino acid that matches. Write the amino acid sequence from left to right.
Answer the KEY Question:
9 What is the genetic code, and how is it read?
10. Define the following Key Words:
Mutations Point Mutation Frame shift Mutation Mutagen
Polyploidy Deletion
11. Answer the KEY Question: What are mutations? Include Substitutions, insertions, deletions, chromosomal mutations
12. Answer the KEY Question: How do mutations affect genes? Make a T-Chart comparing Harmful and Beneficial Mutations
13. Ch 15: Explain how genetic engineering is used in agriculture, medicine, and forensics
14. Define Selective breeding, gene splicing, cloning, GMO and gene therapy