Transcript “brains” of the cell, the nucleus directs cell activities and contains

The trace remains of an
organism that lived long ago
and may be used as evidence
to support the theory of
evolution
1
Fossils
2
The formation of new species
resulting from evolution
3
Speciation
4
The idea of acquired
characteristics causing
evolution was proposed by
5
Lamarck
6
Traits that an organism
develops during its life
7
Acquired traits
8
The human practice of
breeding plants or animals to
have certain desired traits
9
Artificial Selection
10
Process where individuals that
are better adapted to
surroundings reproduce more
successfully
11
Natural Selection
12
The process by which new
species develop from preexisting species over time
13
Evolution
14
________ believed that traits
must be inherited and enhance
survivability to be increased in
a population.
15
Darwin
16
A trait that improves an
organism’s ability to survive
and may be passed through
reproduction to subsequent
generations
17
adaptation
18
Inherited from a common
ancestor and shared by a group
of species
19
Homologous trait
20
Compare Homologous and
Analogous Structures
Same
structure
Same
function
21