Human Reproduction and Development March 3, 2004 <\/p>\n
Readings: Ch 38: p 644-649, 652-653, 666-673, CD-ROM: Great illustrations and quiz! <\/p>\n
\"One of life's great dramas: the development of an offspring in the image of its parents\" - Cecie Starr <\/p>\n
I. What's the use of Sexual Reproduction? <\/p>\n
Sexual reproduction: a costly process <\/p>\n
Why bother, then? <\/p>\n
The genetic diversity that results from sexual reproduction increases the possibility that the offpsring will survive and pass its genes on to the next generation, offsetting the biological \"cost\". <\/p>\n
II. Stages of Development of an Animal Embryo: (please know the terms mentioned in the Learning Objectives!) <\/p>\n
How does a one-celled zygote - the product of fertilization - become a multicellular organisms with tissues, organs, and other specialized cells and structures? [Besides Lots and Lots of mitosis!]? Most animals, including humans, go through 6 stages of embryonic development: Successful development at each stage depends on successful completion of the stage before! <\/p>\n
1. Gamete formation (n + n): eggs and sperm are produced in specialized tissues (We already discussed Meiosis!) <\/p>\n
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Here is the original post: Human Reproduction and Development March 3, 2004 Readings: Ch 38: p 644-649, 652-653, 666-673, CD-ROM: Great illustrations and quiz! \"One of life's great dramas: the development of an offspring in the image of its parents\" - Cecie Starr I. What's the use of Sexual Reproduction? Sexual reproduction: a costly process Why bother, then Continue reading
\nHuman Reproduction - Indiana University<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"