Question

CAN SOMEONE PLEASE HELP ME WITH THIS QUESTION

Answer 1

I'll help ^^.

Answer 2

Thank you!(:

Answer 3

np ^^ give me a sec.

Answer 4

Okay(:

Answer 5

Okay what do you think two important trait for any sea critter to have to thrive on land? Think spongebob here :P.

Answer 6

Oxygen and lungs? cx

Answer 7

lol yesh XD so you got one lungs for air :). What else should a sea critter have?

Answer 8

I'm not sure. Hmm.

Answer 9

ever seen a fish walk on land and walk back to the sea 0-0 ? :0

Answer 10

They need legs.

Answer 11

lol yesh :D

Answer 12

http://www.naturalselectionanddarwinism.com/watertoland.html :proof

Answer 13

Will you help me piece together my answer when you help me finish figuring out the answer?

Answer 14

I did >< lungs and leg (aphendages)

Answer 15

and you have why they are important too. Got 4 for the price of one

Answer 16

Okay so what would be next?

Answer 17

two characteristics that were required for animals to move from aquatic environments to land? Why are these traits necessary? Answer : Lungs and four limbs are necessary because lungs make oxygen fro air to help the organism breathe and the four limbs help the organism navigate the land, move away from predator , and catch food.

Answer 18

had to put those 4 together :)

Answer 19

Thank you so much!(: Could you help me with another question please?

Answer 20

sure ^^. and no problem.

Answer 21

How are chordates and vertebrates related?

Answer 22

They lack true bones, but there is more to it I believe hold on

Answer 23

Okay.

Answer 24

all chordates have: a postanal tail, notochord, pharyngeal pouches, and nerve cord

Answer 25

And that's it?

Answer 26

yep that should be it . vetebrates have extra stuff , but that would state the differences, you want how they are related. Also all vetebrates are chordates (to a point)

Answer 27

How are chordates and vertebrates related? Answer: Both chordates and vertebrates have a postanal tail, notochord, pharyngeal pouches, and nerve cord. Also they lack true bones.

Answer 28

Ohhh thank you so much!!!(:

Answer 29

Np ^^ :)