Anthro Week 2 Lecture

Anthro Week 2 Lecture - somatic cells Meiosis Meiosis cell...

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Understanding Human Cells Types and features of cells Cell replication Structure and function of chromosomes and genes
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Somatic Cells Somatic Cells C o n t r i b u t e t o t h e f o r m a n d s t r u c t u r e o f o u r b o d i e s P r o d u c e p r o t e i n s t h a t a l l o w o u r b o d i e s t o f u n c t i o n C r e a t e n e w g e n e r a t i o n o f i d e n t i c a l c e l l s F u n c t i o n
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Sex Cells Sex Cells Function To pass along genetic information to the next generation To create genetic variation in the next generation
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The Human Karyotype In the human karyotype there are 46 chromosomes made up of 23 pairs
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Mitosis : cell reproduction in
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Unformatted text preview: somatic cells Meiosis Meiosis : cell reproduction to : cell reproduction to create sex cells create sex cells Overview of Meiosis What are chromosomes? Chromosomes are long strands of DNA (deoxyribonucleic acid) Chromosomes are arranged in a double-helix of molecules What are genes? Small sections of a chromosome which serve as a blueprint for the production of a protein How do genes work? Key concepts: • A locus and loci (pl.) • Varying expressions of genes: alleles • Homozygous and heterozygous • Dominant , recessive , and co-dominant alleles...
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Anthro Week 2 Lecture - somatic cells Meiosis Meiosis cell...

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