Biology Revision GCSE: Cell Division and Protein Synthesis

33 terms by ScarfaceZ 

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Based on my Biology notes, sorry if there is any errors in the data

Adenine

Base of DNA, beginning with A

Cytosine

Base of DNA, beginning with C

Guanine

Base of DNA, beginning with G

Thymine

Base of DNA, beginning with T

Uracil

Base of mRNA, beginning with U

In chromosomes

Where DNA is found

In the nucleus

Where chromosomes are found

mRNA

The name of the strand that transports the DNA code to the ribosomes

Nuclear pores

The holes on the outer layer of the nucleus

Polypeptide

A sequence of amino acids

Clone

A genetically identical organism or cell

Mitosis

The zygote divides into two halves in this process

Proteins

What DNA codes for

The process becomes less accurate

What happens when cells continue to divide

Gametes

Meiosis is only used to produce...

Sex cells

What gametes are

4

The number of cells meiosis produces

Haploid and non-identical

The properties of meiosis cells

Zygote

The product made when the sperm and egg nuclei meet

Interphase

The first phase of mitosis

Prophase

The second phase of mitosis

Metaphase

The third phase of mitosis

Anaphase

The fourth phase of mitosis

Telophase

The fifth phase of mitosis

23 pairs

The number of chromosomes a human cell has

Diploid and identical

The properties of mitosis cells

23

The number of chromosomes in a sex cell

Blastocyst

What the zygote is called at the 16th cell stage

Differentation

The process when cells start to specialise in certain jobs

Stem cells

The name of cells in the blastocyst

Undifferentiated

The properties of stem cells

Hayflick Limit

What the term is called for the limit one cell can divide

50

The number of times a cell can divide approximately

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