CELL REPRODUCTION Flashcards
AN ORGANIZED STRUCTURE DNA
CHROMOSOME
DOMINANT AND RECESSIVE
ALLELES
FOUND IN CHROMOSOME
GENES
CHROMOSOME IS TRANSMITTED FROM PARENTS VIA
SEX CELLS
SEX CELLS
SPERM CELL AND EGG CELL
DNA IS MADE UP OF
NUCLEOTIDES
CONTAIN ESSENTIAL INFORMATION IN DNA
GENES
A REGION OF CONDENSED PINCH OF CHROMOSOMES
CENTROMERE
REFERS TO EACH STRAND OF A DUPLICATED CHROMOSOMES
CHROMATIDS
TOGETHER OF CHROMATIDS
SISTER CHROMATIDS
ROLE IS TO PREVENT THE ENDS OF CHROMOSOMES FROM ACCIDENTALLY ATTACHING TO ONE ANOTHER AND TO PREVENT THE LOSS OF GENES
TELOMERE
WHAT ARE FOUND IN THE CELL
NUCLEUS , ORGANELLES ,CYTOPLASM, CELL MEMBRANE
CELL FOLLOW THE STAGES OF GROWTH , DUPLICATION AND DIVISION KNOWN AS
CELL CYCLE
ABNORMALITIES IN THE CELL CYCLE CAN PRODUCE
ABNORMAL CELL GROWTH
THIS CYCLE INVOLVES DISTINCT AND REGULAR PHASES OF GROWTH
CELL CYCLE
DNA DUPLICATION AND CELL DIVISION THAT ARE NEEDED TO ALLOW GROWTH AND REPAIR
CELL CYCLE
GAP 1, DNA SYNTHESIS , GAP 2
INTERPHASE
KARYOKINESIS AND CYTOKINESIS
CELL DIVISION
THE GROWTH PERIOD IN THE CELL CYCLE WHICH TAKES APPROXIMATELY 80% IF THE CELL LIFETIME
INTERPHASE
FIRST PART OF THE CELL WHEREIN THE CELL CARIES OUT ITS NORMAL METABOLIC FUNCTION
GAP1
DURING THIS PHASE , CELL INCREASE THEIR SIZE , THEIR ORGANELLES INCREASE IN NUMBER
GAP1
SECOND PART OF THE CELL CYCLE , WHICH REFERS TO THE TIME THAT THE CELL MAKES A COPY OF THE GENETIC MATERIAL IN THE FORM OF NUCLEAR DNA
DNA SYNTHESIS
DURING THIS PHASES , THE CELL SPENDS CONSIDERABLE AMOUNT OF TIME AND ENERGY TO MAKE A COPIES OF ITS CHROMOSOMES
DNA SYNTHESIS
CELL CONTINUE TO CARRY OUT THEIR NORMAL FUNCTIONS AND ALSO UNDERGO FURTHER GROWTH
GAP2