100+ Phenotypic variations PowerPoint (PPT) Presentations, Phenotypic variations PPTs

Phenotypic variations - PowerPoint PPT Presentation

What is Evolution?

What is Evolution?. A change in the genetic make-up of a population over time. How Does Evolution Occur?. There were two hypotheses. Evolution by acquired traits by Jean Baptiste de Lamarck. Do we acquire traits?. Climbing. Eating. Show affection. Defend yourself. Act nutty.

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2.01k views • 99 slides

Proteins, phenotypes, mutation, and genetic diversity

Proteins, phenotypes, mutation, and genetic diversity. A quick review of enzymes. Biological catalysts Reactions are connected to form metabolic pathways Metabolism: sum of all biochemical reactions (pathways). Metabolic pathways. An unbranched pathway. A branched pathway.

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979 views • 32 slides

Enduring Understanding 1A Change in genetic makeup of a population over time is evolution

Enduring Understanding 1A Change in genetic makeup of a population over time is evolution. Essential knowledge 1.a.2 Natural selection acts on phenotypic variations in populations. Environments change and act as selective mechanisms on populations.

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315 views • 9 slides

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Phenotypic variations - PowerPoint PPT Presentation

What is Evolution?

Proteins, phenotypes, mutation, and genetic diversity

Enduring Understanding 1A Change in genetic makeup of a population over time is evolution