LATEST 2026 FULL TEST BANK WITH
COMPLETE SOLVED QUESTIONS
◉Mature human red blood cells and cells within the lens of the eye .
Answer: Examples of cells within the human body without nucleus
◉Cytoplasm . Answer: An aqueous solution containing numerous
organic molecules, ions, cytoskeletal elements, and a number of
organelles
◉Plasma membrane . Answer: Separates the intracellular contents from
the extracellular environment
◉- Selective transport (carried out by membrane transport proteins)
- Cell recognition (through cell surface antigens)
- Cell communication (through neurotransmitter and hormone receptors
and through signal transduction pathways)
- Tissue organization
- Membrane-dependent enzymatic activity
, - Determination of cell shape by linkage of cytoskeleton to the plasma
membrane . Answer: Important cellular functions of plasma membrane
(6)
◉5-nm-thick lipid bilayer with associated proteins . Answer: The plasma
membrane of eukaryotic cells consists of a...
◉Metabolism, protein synthesis (free ribosomes) . Answer: Primary
function of cytosol
◉Cell shape and movement, intracellular transport . Answer: Primary
function of cytoskeleton
◉Genome (22 autosomes and 2 sex chromosomes), DNA and RNA
synthesis . Answer: Primary function of nucleus
◉ATP synthesis by oxidative phosphorylation, calcium storage .
Answer: Primary function of mitochondria
◉Synthesis of lipids, calcium storage . Answer: Primary function of
smooth endoplasmic reticulum
◉Translation of mRNA into cytosolic proteins . Answer: Primary
function of free ribosomes