These notes cover the SECOND chapter of the course, including the lecture, readings, and essential discussions. Whether you missed a class, need to review for exams, or want a concise summary of complex topics, these notes are your go-to resource. I personally sat through every lecture and reviewe...
genetic foundations of development:
•each person carried a genetic code inherited from parents
•each fertilized human egg carries this genetic code
•a fertilized human egg cannot grow into any other species
•each person begins life as a single cell containing one's entire
genetic code
genes and chromosomes
how do genes get passed from generation to generation?
mitosis: cellular reproduction in which the cell's nucleus
duplicates itself, with two new cells being formed
•each contains the same DNA s the parent cell, arranged in the
same 23 pairs of chromosomes
meiosis: a specialized form of cell division that occurs to form egg
and sperm (or gametes)
fertilization: a stage in reproduction whereby an egg and sperm
fuse to create a single cell, called a zygote
zygote: a single cell formed thru fertilization
•23 pairs of chromosomes
•one chromosome for each pair comes from the mother's egg and
the other from the father's sperm
sex linked chromosome abnormalities:
xyy syndrome (male):
•extra y chromosome
•above average height
•larger than average teeth
•usually normal puberty
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