honors biology  test 2

Dihybrid cross::

  • 2 different traits
  • 16 squares

Mendel::

  • Monk
  • Loves plants

Purebred:: no interaction with other variances

Generation names::

  • P0- parent generation
  • F1- first generation of children

Mendel’s laws::

  • Law of Segregation- alleles for a trait will separate when making gametes
  • Law of Dominance- some alleles are dominant/recessive
  • Independent assortment- all of our genes separate from each other

Ptc::Makes things bitter

Autosomal trait:: located on 1 chromosome

Karyotype:: visual display of all of the chromosomes an organism has

Down syndrome:: chromosome 21

Patau syndrome:: 15

Edward’s syndrome:: 18

cystic Fibrosis:: 1 in 3330

Sickle cell anemia :: 1 in 375

Pku:: 1 in 10k, needs low protein diet

Angelman:: deletion syndrome, laughter

Prader willi syndrome:: floppy

Klinefelter’s:: xxy

Turner’s:: x

Fragile x:: gap in x chromosome

Hemophilia :: rare in females, blood doesn’t clot

Pedigree :: family record