Biology basics Flashcards
1
Q
Which living organisms are not composed of cells?
A
Glass sponges, some green algae.
2
Q
What are the groups of macromolecules necessary for life? What are they made of?
A
Carbohydrates, lipids, proteins and nucleic acids. Made of carbon and other elements.
3
Q
What is glucose?
A
One of the basic fuel molecules for all cells.
4
Q
What are carbohydrates made of?
A
Carbon, Hydrogen and Oxygen in a 1:2:1 ratio, shown as CH2O
5
Q
What are monosaccharides?
A
Simple sugars with 5 or 6 carbon atoms.
6
Q
What are the 3 other sugars?
A
Ribose and deoxyribes in nucleic acids
Disaccharides which are 2 monosaccharides bonded
7
Q
What is sucrose?
A
A disaccharide found in plants.
8
Q
What are disaccharides?
A
Used to transport sugars.
