Question

The function of which human organ is most like the cell walls of bacteria?


pancreas
heart
liver
skin
3. Sharks, clown fish, sea anemones, coral and algae are some organisms that live in the ocean. Which characteristic of life do all organisms have in common?

they acquire air through their gills
they require energy to live
they live in water
they are consumers
4. Which sequence represents the correct order of levels of organization found in a complex organism?

Answer 1

the first i think is the skin

Answer 2

3. Not all organisms have gills, or live in the water. Most plants are not consumers, but all organisms require the energy to live.

4. post the sequence please :)

Answer 3

organelles →cells →tissues →organs →organ systems
organs → organ systems →cells →tissues →organelles
tissues → organs →organ systems →organelles →cells
cells → organelles → organ systems →tissues @MegWatskies

Answer 4

do you have a guess?

Answer 5

i think number 3

Answer 6

no, tissues are made up of cells, which have organelles in them. try agian :)

Answer 7

the last one?

Answer 8

No, organelles are the smallest unit, its all of the things in the cell. then cells make up tissues, tissues make up organs, and organs make up organ systems.

Answer 9

do you want me to explain? or do you have any other questions?

Answer 10

can you help me with 2 more ?

Answer 11

yep, ill try

Answer 12

Yeast is an example of a eukaryote while the bacterium E-coli is an example of a prokaryote. Which structure is present in both prokaryotes and eukaryotes?

A nucleus that regulates cellular processes.
Mitochondria that create energy for the cell.
A cell membrane that is a protective barrier from the outside environment.
A cell wall that provides a rigid outer layer for the cell.

Answer 13

well, prokaryotes and even animal cells don't have a cell wall, so cross that one out...

Answer 14

ok

Answer 15

And prokaryotes have their DNA in their cytoplasm, which means there is no need for a nucleus

Answer 16

can it be the cell membrane?

Answer 17

Yes! good job

Answer 18

i think you have another question?

Answer 19

The function of which human organ is most like the cell walls of bacteria?


pancreas
heart
liver
skin

Answer 20

sorry i lost my connection for a sec.

It would be skin, since both provide a barrier but allow things to enter in and out

Answer 21

ok thank you so much

Answer 22

You're welcome!

Answer 23

ok i need to review that agaim in my folder
so its water