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

1/7

Click to flip

7 Cards in this Set

  • Front
  • Back
how did dog breeds evolve?

how long/dogs?

diff btwn wolf and dog?
artifical selection-man imposes upon them

10,000 yrs ago

wolf: species of own
natural selection
search, eye stock, chase, kill

dog: domesticated/artifical selection
breeding weakened, tracking, hunting
individual variation and evol-
mutation=?

sexual reprod-meiosis?

what kind of adaptation?

what kind of success?
alleles

individual variation

environmental

reproductive
conditions of natural selection-
random?

6 factors?

natural selection?
population?
result of what?
affect what?
to do what?
adapt to what?
not random/specific on most adapted and fit

reproduction
genetic inheritance
individual variations
lmted resources
preferential reproduction
selective traits

process by which biological populations are over time as a result of the propagation of heritable traits that affect the capacity of individual organisms to survive and reproduce

organisms adapt to environment
on the edge of extinction-
one of the most endangered?

what kind of species?

where? what kind?

when=? where?
red wolf

shy species

S.E. as top predator

aggressive predator

1970=100 animals
Texas and LA
happens if reintroduce?
pred maintain balance and health of ecosys.

controlling over-pop of prey species
removing unhealthy animals
"pack"?

how many animals?

top?

group called?

how many wolves captive?

overall, increase what?
extended family unit
primary social struc of both red and gray wolves

5-6 animals

alpha

homeranges

157 wolves (captive)

increase genetic diversity
DNA Fingerprinting-
when? who?

what are used? to do what?

what occurs?

same?

diff?

use small # of what?
1984/ Sir Alec Jeffreys

enzymes/ cut the DNA

cut DNA
run thru a + charged gel
sep according to general size

chem struc of everyone's DNA

order of these pairs

use small # of seq of DNA