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Copy of Genetics

Published on Nov 21, 2015

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PRESENTATION OUTLINE

GENETICS

By: Addy Koch and Riley Mitchell
Photo by TheJCB

TYPES OF REPRODUCTION

  • Asexual- reproduction that consists of only one parent.
  • Sexual- reproduction that requires two parents.
Photo by kyz

ASEXUAL TYPES AND MEMBERS

  • Types- Budding, vegatative reproduction, fragmentation, spore division
  • Numbers- 1

SEXUAL TYPES AND NUMBERS

  • Types- syngamy, conjunction
  • Numbers- 2
Photo by dog.happy.art

INTERNAL FERTILIZATION PROS

  • greater chance of successful birth
  • More protection
  • More selective of mates
Photo by gsiener

INTERNAL FERTILIZATION CONS

  • Harder to get both genders into intimate contact
  • Limited amount of offspring birthed
  • Higher risk of deseases
Photo by santheo

EXTERNAL REPRODUCTION PROS

  • Large amount of offspring birthed
  • Easier to find mates
  • More genetic variarion

EXTERNAL FERTILIZATION CONS

  • Less chance of survival
  • Not guaranteed fertilization

FLOWERING GENETICS

  • The stamen's anther contains pollen and transfers it to the stigma.
  • The two parents sex cells combine to make the traits of the offspring.

Sexual trait passing

When the egg is fertilized some of the genetic information is mixed.

Asexual traits passing

The offspring will be almost identical to their parent.

CHROMOSOMES

  • A thread-like structure made of nucleatic acids and proteins.
  • They also carry genetic information using DNA within the chromosomes.
  • The DNA holds our "genetic codes".
  • This is also how it transfers heredity.
Photo by TheJCB