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

1/10

Click to flip

10 Cards in this Set

  • Front
  • Back
  • 3rd side (hint)
Prokaryotes
ex: bacteria
1. simple cells
2. no nucleous
3.reproduce by binary fission
eukaryotes
ex: all plants, animals, fungi, protarists
1.complex cells
2. has nucleous
3. reproduce by either mitosis or meiosis
chromosome
coiled strands of DNA: organized
chromatid
one leg and arm of a chromosome
centromere
structure that holds chromatids together
chromatin
unorganized DNA; not coiled
karyotype
picture of chromosomes
autosomes
two pairs
-Any chromosome other than a sex chromosome. Humans have 22 pairs of autosomes.
sex chromosomes
one pair
-One of the two chromosomes that specify an organism's genetic sex.
Humans have two kinds of sex chromosomes, one called X and the other Y. Normal females possess two X chromosomes and normal males one X and one Y.
chromosome pairs
46 total
23 from mother (22 autosomes and 1 sex chromosome)
23 from father (22 autosomes and 1 sex chromosome)