SEXUAL REPRODUCTION AND MEIOSIS Flashcards

1
Q

SEXUAL REPRODUCTION PRODUCES (…)

A

GENETICALLY DIFFERENT CELLS

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2
Q

SEXUAL REPRODUCTION FANCY DENFITION IS…

A

SEXUAL REPRODUCTION INVOLES THE FUSION OF MALE AND FEMALE GAMETES, BECAUSE THERE ARE TWO PARENTS, THE OFFSPRING CONTAIN A MIXTURE OF THEIR PARENTS GENES

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3
Q

SEXXUAL REPRODUCTION IS WHERE GENETIC INFORMATION FROM TWO ORGANISMS (…° IS COMBINED TO PRODUCE (…) WHICH ARE (…) TO EITHER PARENT

A

A FATHER AND A MOTHER/OFFSPRING/GENETICALLY DIFFERENT

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4
Q

IN SEXUAL REPRODUCTION THE MOTHER AND THE FATHER PRODUCE (…)

A

GAMETES

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5
Q

WHAT ARE GAMETES

A

GAMETES ARE SPERM CELLS AN,D EGG CELLS

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6
Q

GAMETES ARE HAPLOID, THIS MEANS…

A

THEY HAVE HALF THE NUMBER OF CHROMOSOMES IN A NORMA CELL

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7
Q

EACH GAMETE CONTAINS (…) CHROMOSOMES, SO THE HAPLOID NUMBER IS (…)

A

23/23

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8
Q

AT FERTILISATION…

A

A MALE GAMETE FUSES WITH A FEMALE GAMETE TO FORM A ZYGOTE (FERTILISED EGGS) THE ZYGOTE ENDS UP WITH THE FULL SET OF CHROMOSOMES

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9
Q

THE ZYGOTE THAN DIVIDES BY MITOSIS AND DEVELOPS INTO AN (…)

A

EMBRYO

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10
Q

THE EMBRYO INHERITS FEATURES FROM BOTH PARENTS BECAUSE…

A

IT HAS RECIEVED A MIXTURE OF CHROMOSOMES FROM ITS MUM AND DAD

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11
Q

THE FERTILISATION OF GAMETES IS RANDOM, THIS PRODUCESS (…)

A

GENETIC VARIATION IN THE OFFSPRING

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12
Q

GAMETES ARE PRODUCED BY (…)

A

MEIOSIS

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13
Q

MEIOSIS IS ANOTHER TYPE OF CELL DIVISION, ITS DIFFERENT FROM MITOSIS BECAUSE (…)

A

IT DOESNT PRODUCE IDENTICAL CELLS, IT HAPPENS IN THE REPRODUCTIVE ORGANS (OVARIES AND TESTES)

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14
Q

MEIOSIS PRODUCES (…)

A

FOUR HAPLOID CELLS WHOSE CHROMOSOMES ARE NOT IDENTICAL

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