Vocab
What does extinct mean?
no more living members
What is the smallest unit of life? Contains a nucleus with DNA
cell
What is the base-pair rule?
A-T, C-G
True or false: If the woolly mammoth de-extinction is successful, the new woolly mammoth will be an exact copy of it's ancestor.
False
collect DNA from samples
bringing a species back after extinction using DNA technology
De-extinction
organelle in a cell that protects the DNA
nucleus
True or false: All living organisms have the same 4 nitrogen bases.
True
What closely related species are scientists working with to add DNA to the woolly mammoth DNA?
Asian Elephant
The more bands two species have in common, the _____ related the two species are
closer
Gives the instructions for life; Codes for all traits in living organisms
DNA
What are the 4 building blocks of DNA called all together?
Nitrogen bases
What is the complementary DNA strand to:
T-A-C-G-A
A-T-G-C-T
Name 2 cold resistant traits that the woolly mammoth had.
smaller ears, thick woolly coat, excess fat tissue
Name 2 reasons we could use gel electrophoresis for
relatives, paternity, crime scenes, etc
The complete set of all genes or genetic material present in a cell
genome
An expressed gene, like hair color, eye color, etc
trait
Where in the cell cycle does DNA replication occur?
S phase
Fossils, DNA found in an old tusk.
What does gel electrophoresis do to the DNA?
separates it
The passing of traits from one generation to the next
Heredity
The process of making new DNA
What makes DNA between organisms different?
The order of the nitrogen bases
Name 1 pro and 1 con of bringing back extinct species
(answers will vary)
(pull up example gel electrophoreis pic from ppt)
Which species is most closely related to the woolly mammoth?
species 3