DNA GENE CODING AND INSTRUCTIONS

These flash cards deal with dna gene coding and instructions chapter in biology.

49 cards   |   Total Attempts: 188
  

Cards In This Set

Front Back
Diagram and label components of DNA:

Sugar phosphate units make up what part of the DNA?
They make up the supporting sides.
Diagram and label components of DNA:

Steps of the DNA ladder are made up of what?
They are made up of pairs of nitrogen bases.
Diagram and label components of DNA:

Cytosine C =
G Guanine
Diagram and label components of DNA:

Adenine A =
T Thymine
Diagram and label components of DNA:

Adenine and Guanine are?
Purines
Diagram and label components of DNA:

Cytosine and Thymine are?
Pyrimidines
DNA Replication:

When does DNA Replication occur?
During early prophase of Mitosis.
DNA Replication:

Where does the DNA separate?
Between the nitrogen pairs.
DNA Replication:

What do complementary nitrogen bases pair up to each side of the split DNA molecules to do?
Replicate the code.
DNA Replication:

The new daughter cells develop with...
Complete sets of identical genes.
DNA Replication:

The daughter cells have...
The proper shape and perform useful work.
DNA codes for...
The specific traits an organism has.
A trait is coded by...
The specific order of the nitrogen base sequence.
Protein synthesis:

What is the basic problem of protein synthesis?
The DNA is in the chromosome bands in the nucleus. The proteins are made in the ribosomes in the CYTOPLASM.
Protein synthesis:

How does the DNA reach the ribosomes?
MRNA (messenger)