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Question 1

Which two domains of life are most related?

Quiz image

a
Eukarya & Bacteria
b
Archaea & Eukarya
c
Bacteria & Archaea
Question 2
Organisms F, S, and Y need to be organized into a cladogram. Organisms S and Y have similar DNA and embryological development. Organism F has different DNA than organisms S and Y, but similar embryological development. Which cladogram best organizes the organisms?

a
805cf66f-4584-43fd-b1a2-467410e321ab

b
aa133c62-38af-491f-a329-2368c2297465

c
3f35b278-98c1-4cf3-990f-b55f2de0c95e

d
ed77a21d-a13d-48b9-a784-15c7f4be01b0

Question 3
In the diagram, B, C, and D represent organisms that currently exist. These organisms have very similar skeletons.

What does letter A most likely represent?

a
a common ancestor
b
geographic distribution
c
a homologous structure
d
an acquired characteristic
Question 4
The diagram shows an animal cladogram.

Which table correctly matches the features to the letters labeled on the cladogram?
A.


Letter on Cladogram Feature
W four limbs
X amniotic eggs
Y hair
Z eggs with shells



B.


Letter on Cladogram Feature
W amniotic eggs
X eggs with shells
Y hair
Z four limbs



C.


Letter on Cladogram Feature
W hair
X eggs with shells
Y amniotic eggs
Z four limbs



D.


Letter on Cladogram Feature
W hair
X four limbs
Y eggs with shells
Z amniotic eggs


a
B
b
C
c
A
d
D
Question 5
Four different species of lizards are represented in the following diagram.


Which of the following statements could be true according to the diagram?
a
Species N and O are more closely related than species O and M.
b
Species L, M, N, and O exhibit many of the same behavioral patterns.
c
The amino acids found in species M and N are exactly the same.
d
The biochemical pathways found in species L and M are very different.
English

1 answer

Here are the answers to your questions:

Question 1
Which two domains of life are most related?
Answer: b. Archaea & Eukarya
(The similarities in genetic and biochemical processes suggest a closer relationship between Archaea and Eukarya.)

Question 2
Which cladogram best organizes the organisms?
Without the visuals of the cladograms provided, I can't determine which one is correct. However, based on your description:

  • Organisms S and Y have similar DNA, suggesting they are closely related.
  • Organism F has different DNA but similar embryological development to S and Y, indicating it is more distantly related.

A proper cladogram would group S and Y together, with F branching off. If you can provide details of the options, I can help you better!

Question 3
What does letter A most likely represent?
Answer: a. a common ancestor
(Based on common ancestry and evolutionary relationships represented in cladograms.)

Question 4
Which table correctly matches the features to the letters labeled on the cladogram?
Answer: Without seeing the cladogram, I recommend considering common features:

  • Features should follow evolutionary traits: for arms/legs (four limbs) and other reproductive traits (amniotic eggs, eggs with shells).
  • Typically, traits that are newly evolved are closer to the tips of the cladogram.

If W is the trait of the earliest divergence (four limbs), then: D could be likely as typically, hair would be evolved later in mammals.

Question 5
Which of the following statements could be true according to the diagram?
Answer: a. Species N and O are more closely related than species O and M.
(This is a plausible statement often supported by cladograms unless indicated otherwise by the model.)

If you can provide more details about the cladograms or visuals, I can give more precise answers!