Gastrulation - 3 germ layers form (differentiation)
Neurulation - neural tube forms
Organogenesis - organs form
Larval Stages - gonad development
, Maturity - capable of reproduction (gametogenesis)
LIfe Cycle of an Organism - Gamete -> Zygote -> Embryo -> Larvae -> Adult
Cellular Life Cycle - ONE gamete -> join ONE zygote -> MANY cell embryos -> VERY many cell types
Germ Line Concept Cell types - Reproductive cells (sperm and egg) and Somatic Cells (every other body
cell)
Heritable mutation rates and Germ Line Concept - rates are reliant on when and where the mutation
occurs in germ line in either primordial cell or somatic cell
Primordial Cell mutations - all gametes will have mutation
Somatic Cell mutation - not affect germ line and will NOT be passed on
Major Types of Cleavage - Holoblastic AND Meroblastic
Holoblastic Cleavage (COMPLETE) types - Isolecithal and Mesolecithal Cleavage
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