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Q 1/70
Score 0
The Earth is estimated to be how old?
60
4.65 billion years old
5.55 billion years old
4.55 billion years old
5.65 billion years old
Q 2/70
Score 0
The oldest fossils are how old and what do they resemble?
120
3.5 billion years old and resemble modern cyanobacteria
4.5 billion years old and resemble modern cyanobacteria
2.5 billion years old and resemble modern cyanobacteria
4.5 billion years old and resemble modern Amoebozoa
70 questions
Q.
The Earth is estimated to be how old?
1
60 sec
Q.
The oldest fossils are how old and what do they resemble?
2
120 sec
Q.
By studying the similarities and differences among species, biologists can construct a _______________, the evolutionary history of a species of group of species
3
60 sec
Q.
What is the purpose of a phylogenetic tree?
4
120 sec
Q.
Complete the statement. New species are commonly formed by ____________.
5
120 sec
Q.
What is this the definition of? A species diverges into TWO or more species.
6
120 sec
Q.
What is this the definition of? A single species evolved into a different species
7
45 sec
Q.
What is a clade?
8
120 sec
Q.
A ___________ is a taxon that is a clade.
9
120 sec
Q.
What is the definition of something that is monophyletic?
10
120 sec
Q.
What is the definition of something that is paraphyletic?
11
120 sec
Q.
What is the definition of something that is polyphyletic?
12
120 sec
Q.
Which is monophyletic? First one or second one?
13
120 sec
Q.
What is this a picture of?
14
60 sec
Q.
What grouping is this? Look very closely...
15
120 sec
Q.
As scientists learn more about evolutionary relationships, taxonomic groups are reorganized.
16
60 sec
Q.
True or false. Anagenesis is when a species diverges into two or more species.
17
60 sec
Q.
_________________ consists of a common ancestral species and ALL of its descendant species.
18
120 sec
Q.
What is this the definition of? A similarity that occurs due to descent from a common ancestor.
19
120 sec
Q.
What was the example she gave in the slides about homologous structures?
20
120 sec
Q.
What do researchers do in systematics? Read carefully.
21
120 sec
Q.
What is this the definition of? Involves the analysis of genetic data such as DNA sequence or amino acid sequence.
22
120 sec
Q.
What are shared ancestral characters? Read VERY carefully.
23
300 sec
Q.
What are shared derived characters?
24
300 sec
Q.
What is an ingroup?
25
300 sec
Q.
What is the outgroup?
26
300 sec
Q.
True or false. A cladistic approach produces a cladogram based on shared derived characters?
27
60 sec
Q.
True or false. The concept of “shared derived characters,” can apply to molecular data; so therefore, a cladogram can be constructed with gene sequences.
28
120 sec
Q.
What is the principle of parsimony?
29
120 sec
Q.
What is the neutral theory of evolution?
30
120 sec
Q.
Which of the following is a true statement?
31
120 sec
Q.
Horizontal gene transfer is still prevalent among prokaryotes but less common in eukaryotes. True or false.
32
120 sec
Q.
Horizontal gene transfer may have been very common during early evolution. True or false.
33
120 sec
Q.
The Earth is estimated to be how old?
34
60 sec
Q.
The oldest fossils are how old and what do they resemble?
35
120 sec
Q.
By studying the similarities and differences among species, biologists can construct a _______________, the evolutionary history of a species of group of species
36
60 sec
Q.
What is the purpose of a phylogenetic tree?
37
120 sec
Q.
Complete the statement. New species are commonly formed by ____________.
38
120 sec
Q.
What is this the definition of? A species diverges into TWO or more species.
39
120 sec
Q.
What is this the definition of? A single species evolved into a different species
40
45 sec
Q.
What is a clade?
41
120 sec
Q.
A ___________ is a taxon that is a clade.
42
120 sec
Q.
What is the definition of something that is monophyletic?
43
120 sec
Q.
What is the definition of something that is paraphyletic?
44
120 sec
Q.
What is the definition of something that is polyphyletic?
45
120 sec
Q.
Which is monophyletic? First one or second one?
46
120 sec
Q.
What is this a picture of?
47
60 sec
Q.
What grouping is this? Look very closely...
48
120 sec
Q.
As scientists learn more about evolutionary relationships, taxonomic groups are reorganized.
49
60 sec
Q.
True or false. Anagenesis is when a species diverges into two or more species.
50
60 sec
Q.
_________________ consists of a common ancestral species and ALL of its descendant species.
51
120 sec
Q.
What is this the definition of? A similarity that occurs due to descent from a common ancestor.
52
120 sec
Q.
What was the example she gave in the slides about homologous structures?
53
120 sec
Q.
What do researchers do in systematics? Read carefully.
54
120 sec
Q.
What is this the definition of? Involves the analysis of genetic data such as DNA sequence or amino acid sequence.
55
120 sec
Q.
What are shared ancestral characters? Read VERY carefully.
56
300 sec
Q.
What are shared derived characters?
57
300 sec
Q.
What is an ingroup?
58
300 sec
Q.
What is the outgroup?
59
300 sec
Q.
True or false. A cladistic approach produces a cladogram based on shared derived characters?
60
60 sec
Q.
True or false. The concept of “shared derived characters,” can apply to molecular data; so therefore, a cladogram can be constructed with gene sequences.
61
120 sec
Q.
What is the principle of parsimony?
62
120 sec
Q.
What is the neutral theory of evolution?
63
120 sec
Q.
Which of the following is a true statement?
64
120 sec
Q.
Horizontal gene transfer is still prevalent among prokaryotes but less common in eukaryotes. True or false.
65
120 sec
Q.
Horizontal gene transfer may have been very common during early evolution. True or false.
66
120 sec
Q.
The Earth is estimated to be how old?
67
60 sec
Q.
The oldest fossils are how old and what do they resemble?
68
120 sec
Q.
By studying the similarities and differences among species, biologists can construct a _______________, the evolutionary history of a species of group of species
