Question

Help?!

Answer 1

Which of the following questions can be answered scientifically?

Which liquid takes the longest to burn?

Are cotton or polyester clothes more comfortable?

To what extent should we protect the rainforests?

Can star positions be used to determine the future?

Answer 2

Definitely the first one.

Answer 3

1st choice

Answer 4

Thanks:)

Answer 5

All autotrophs, whether they photosynthesize or chemosynthesize, produce organic molecules that are very valuable to living organisms. What do all the organic molecules produced by autotrophs have in common that makes them so valuable?

They all contain nitrogen.

They all can be converted into DNA.

They all can be used to make protein.

They all contain energy.

Answer 6

last