Module 3 Gene Functions

Question 1

• an enzyme that catalyzes certain chemical reactions in a metabolic pathway
• explains the relationship between genotype and phenotype

Beadle and Tatum experimented on red bread mold

Answer 1

Gene-Enzyme Relationship

Question 2

Each gene is responsible for directing the building of a single, specific enzyme.

Answer 2

One Gene- One enzyme Hypothesis

Question 3

levels of protein structure

Answer 3

primary secondary tertiary quaternary

Question 4

Colinear means having corresponding parts arranged in the same linear
order.

Answer 4

Collinearity of DNA and Proteins

Question 5

is the nucleotide base sequence on DNA which will
be translated into sequence of amino acids of a protein. Each amino acid
is represented by a triplet of bases, read in 5’ to 3’ direction

Answer 5

GENETIC CODE

Question 6

1. It is a triplet code
2. Nonoverlapping
3. degenerate or redundant
4. universal
5. start and stop codons serves as signals
   6.There is a wobble in the anticodon

Answer 6

Characteristics of the Genetic Code: