Study your flashcards anywhere!

Download the official Cram app for free >

  • Shuffle
    Toggle On
    Toggle Off
  • Alphabetize
    Toggle On
    Toggle Off
  • Front First
    Toggle On
    Toggle Off
  • Both Sides
    Toggle On
    Toggle Off
  • Read
    Toggle On
    Toggle Off
Reading...
Front

How to study your flashcards.

Right/Left arrow keys: Navigate between flashcards.right arrow keyleft arrow key

Up/Down arrow keys: Flip the card between the front and back.down keyup key

H key: Show hint (3rd side).h key

A key: Read text to speech.a key

image

Play button

image

Play button

image

Progress

1/25

Click to flip

25 Cards in this Set

  • Front
  • Back
Allele
the different variations for a gene.
breed
to combine organisms with desireable traits
chromosome
molecule that stores genetic information

body chromosome are numbered 1-22
sex chromosome are either xx, or xy
clone
to make an exact copy of a certain organsim
crossing-over
chromosomes exchange genetic material (occurs in meiosis)
disorder
a mutation that results in an organism not functioning correctly
dominant
mask over recessive traits
fertalization
when the egg and sperm come together to make a new organism
fruit flies
example for genetic research
genetic counselor
scientisit that test genetic makeup of people to see if you will pass on or have a certain disease
genetic cross
take 2 individuals and see what offspring come from it
genotype
the 2 allels that make up one gene
ex. Bb
phenotype
the physical appreance that results from the 2 allels
heterozygous
2 different alleles that make one trait
homozygous
2 of the same allele that make the trait
meiosis
cell division to get four haploid cells used for fertilization
mitosis
cell division to get 2 new diploid cells
offspring
the organisms that result from fertaliziation
pedigree
to follow traits throughout a family to see how it is inherited
punnett square
a chart that crosses 2 parents to see what traits their offspring will have and the probability that they will obtain it.
purebred
crossing 2 organisms that are weith homozygous recessive or dominant
recessive
trait that is only expressed when 2 recessive are present
sex-linked
traits that apprear on the sex chromosomes
protein
DNA is a blueprint for making proteins
zygote
fertilized egg