Pregunta 1
Pregunta
What halves the number of chromosomes in cells?
Pregunta 2
Pregunta
What enables a species to adapt to a changing environment or to colonise new environments?
Pregunta 3
Pregunta
What produces cells with the diploid number of chromosomes?
Pregunta 4
Pregunta
What enables a species to colonise an area quickly using asexual reproduction?
Pregunta 5
Pregunta
When out of control, a cancerous tumour may result in which case?
Pregunta 6
Pregunta
the original (parent) cell becomes 2 daughter cells
Pregunta 7
Pregunta
Which produces new genetic combinations in individuals
Pregunta 8
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4 daughter cells are made
Pregunta 9
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the daughter cells contain half the number of chromosomes as the parent cell
Pregunta 10
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important for the repair of damaged tissue where new cells must be identical to damaged cells
Pregunta 11
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daughter cells have the same number of chromosomes as the parent cells
Pregunta 12
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cell division by reduction
Pregunta 13
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happens only in gamete producing organs
Pregunta 14
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the daughter (new) cells are copies of the parent cell
Pregunta 15
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Which produces clones?
Pregunta 16
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ensures that the number of chromosomes remains the same in sexually reproducing organisms
Pregunta 17
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Which is important for the growth of plants and animals?
Pregunta 18
Pregunta
Which forms gametes (sex cells)?
Pregunta 19
Pregunta
Which produces cells with the haploid number of chromosomes?
Pregunta 20
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DNA is copied exactly (if there are no mutations)
Pregunta 21
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chromosomes of the parent cell are duplicated in the daughter cells
Pregunta 22
Pregunta
Which increases the variety of offspring - providing a varied stock of individuals?