Living cells always contain the following components:
Cell membrane, cell wall, nucleus
Cell membrane, nucleus, cytoplasm
Cell membrane, cytosol, protein,
Cell membrane, nucleus, mitochondrion
The main component of cell membrane is:
Protein
Lipid
Carbohydrate
DNA
Chromosomes are composed of:
DNA and protein
DNA and lipid
DNA and carbohydrate
DNA only
Ribosomes are responsible for:
Making sugars
Making proteins
Making lipids
Making vitamins
Which organelle is known as the powerhouse of the cell?
Nucleolus
Chloroplast
Nucleus
Mitochondrion
Which part of the cell is selectively permeable?
Ribosomes
Cytosol
Cell membrane
Cell wall
Which part of a plant cell is fully permeable?
Nuclear membrane
Which stain is usually used to view plant cells (onion cells) under the light microscope?
Methylene blue
Iodine
Fuchsin
Eosin
Which stain is usually used to view animal cells (human cheek cells) under the light microscope?
Fuschin
A prokaryotic cell is:
a cell with no nucleus nor membrane-bound organelles
a cell with a nucleus and membrane-bound organelles
a cell that hasn't developed properly
a cell that is reaching the end of its life
