Chemistry

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  • Created by: mattyd
  • Created on: 18-10-15 11:19
What is a chromosome
Tiny threadlike structures in the nucleus of the cell.Chromosomes contain the DNA that carries the genetic information
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What is a phenotype
The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment
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What is a genotype
Information inherited from the parents and contained in the DNA
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What is the Dominant
The dominant trait or gene
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What is the recessive
Describes a gene that is present in an organism but may not be evident. Two recessive genes are needed for the for the characteristic to be present in the phenotype
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What is a heterozygous
refers to a pair fo genes where one is recessive and one is dominant
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What is homozygous
having the same two alleles for a characteristic
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What is mutation
Change to the DNA sequence at the gene or chromosome level
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What is biotechnology
the exploitation of biological processes for industrial and other purposes especially the genetic manipulation of micro-organisms for the production of antibiotics and hormones
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What is a fossil
Evidence of life in the past
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What is meant by the term "natural selection"
Process by which a species gives rise to a new species that has characteristics that make them better adapted for survival in a particular environment
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What is evolution
The theory that organisms on earth are descended from those that lived millions of years ago
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What are sedimentary rocks
Rocks that have formed from compaction and cementation of particles
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What are the male organisms related to human reproduction
Testicles, vas deferns, seminal vesicle, prostate gland, Cowper's gland, uretha, penis
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What are the female reproductive organs
Uterus, ******, fallopian tubes, ovaries
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How many chromosomes do humans have
46, 23 pairs
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What are chromosomes responsible for
Chromosomes are responsible for the transfer of information
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Other cards in this set

Card 2

Front

What is a phenotype

Back

The set of observable characteristics of an individual resulting from the interaction of its genotype with the environment

Card 3

Front

What is a genotype

Back

Preview of the front of card 3

Card 4

Front

What is the Dominant

Back

Preview of the front of card 4

Card 5

Front

What is the recessive

Back

Preview of the front of card 5
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