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12 Cards in this Set
- Front
- Back
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THE GENETIC MAKEUP OF THE ORGANISM
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GENOTYPE
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THE EXPRESSION OF PHYSICAL, BIOCHEMICAL AND PHYSIOLOGIC TRAITS OF AN INDIVIDUAL CODED FOR BY GENES.
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PHENOTYPE
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TRANSMIT HEREDITARY UNITS
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GENES
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LOCATED IN NUCLEUS AND CONTAIN THE GENES.
CONTAIN DNA (SELF DUPLICATING) |
CHROMOSOMES
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ALL THE CELLS IN THE BODY EXCEPT OVA AND SPERMATOZOA
(SEX CELLS GAMETES) |
SOMATIC CELLS
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______ GERM CELLS HAVE 46 CHROMOSOMES AND ARE CALLED DIPLOID
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PRIMITIVE
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____ CELLS USED FOR REPRODUCTION, HAVE 23 CHROMOSOMES ARE CALLED HAPLOID.
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MATURE
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CHROMOSOMES CAN ONLY BE SEEN CLEARLY UNDER MICROSCOPE WHEN NUCLEUS AND CELL ARE _____
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DIVIDING
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DNA REPLICATION OCCURS IN ___ PHASE
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S
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ANY TRAIT FOUND ON THE MALES __ CHROMOSOMES WILL BE EXPRESSSED.
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X
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CHROMOSOMES THAT DO NOT SEPARATE AND BOTH MIGRATE TO THE SAME CELL. RESULTS IN A GERM CELL WITH AN EXTRA CHROMOSOME.
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NONDISJUNCTON
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AN EXAMPLE OF TRISOMY IS
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DOWNS SYNDROME
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