Sci 2\1\24 Flashcards
1
Q
oxygenn and nitrogen are examples of ______
A
Elements
2
Q
____ is any substance that cannot be broken down into a simpler substance
A
Elements
3
Q
When 2 or more elements combine it is called
A
Compound
4
Q
T/F most chemical reactions within a cell could not take place without water
A
True
5
Q
T/F sulfur is a type of elements
A
True
6
Q
If organic means pure then inorganic means ______
A
nonpure
7
Q
Oils, fats, and waxes are all examples of ______
A
Lipids
8
Q
There is a picture of a peacocks feathers his feathers are made of ______
A
Protien
9
Q
What are smaller molecules of protein called?
A
Amino acids
10
Q
What are the 2 kinds of nucleic acids
A
Dna and Rna
