B2 Cells and control Flashcards
1
Q
What is meiosis?
A
a type of cell division in sexually reproducing organisms that reduces the number of chromosomes in gametes
2
Q
How are impulses transmitted through synapses?
A
- synapse is is a gap between neurons
- impulse stimulates the release of chemical
- neurotransmitter
- diffuses across synapse
- stimulates an electrical impulse to next neuron
3
Q
what are benefits of adult stem cells having properties of embryonic cells?
A
- there is less need to use embryonic stem cells
- patient won’t rejects own cells
- used to treat conditions
4
Q
How can gene mutation produce a different protein.
A
- change in base
- change in amino acids
5
Q
What is the difference between diploid and haploid cells?
A
diploids are somatic cells made in mitosis with two chromosomes and haploids are gametes with one chromosome made in meiosis.
6
Q
A
