Science - DNA (GENETICS)

What does Adenine pair with?

Thymine

What does Thymine pair with?

Adenine

What does cytosine pair with?

Guanine

What does Guanine pair with?

Cytosine

How many chromosomes would one skin cell of a goldfish have?

94

Why does DNA replication happen before cell division?

To ensure that each daughter cell gets a copy of the genome and therefore successful inheritance of genetic traits

What is silent mutation?

A type of point mutation where a single nucleotide is changed, but the new codon still codes for the same amino acid.

Diploids is 2 sets of chromosomes

2n

Haploid is one set of chromosomes

n

How much chromosomes does a human have?

46

What does Uracil replace?

Thymine

What causes silent mutation?

Can be caused by errors in DNA replication.

How much homologous pairs does a human have?

23

What is gender for female?

xx

What is gender for male?

xy

What are genes?

Specific sequences of DNA that instruct cells to produce protein

IPMAT

Interphase, Prophase, Metaphase, Anaphase, Telophase