Cell and molecular biology quiz 1

The nucleoid is present in ___________.

• Plasma membrane

• eukaryotes

• mitochondria

• prokaryotes

True nucleus is present in eukaryotes.

• True

• False

  The protective boundary of an animal cell is (a)   .

  The most accepted model of plasma membrane is __________.

• lipid bilayer model

• unit membrane model

• fluid mosaic model

• lattice model

The cell membrane is selectively permeable

• True

• False

  The water molecules transported from the region of higher concentration to lower concentration is (a)   .

Microfilaments are composed of collagen

• True

• False

The transport of molecules which needs energy is called __________.

• osmosis

• active transport

• passive transport

• facilitated transport

Expand NF.

(a)  

ATP is alanine tri phosphate

• True

• False