Blg1501 exam 2023 with complete solution

Plant cell Cell wall Regular fixed shape Large central vacuole and tonoplast Chloroplast present No lysosomes No centrosomes Animal cell No cell wall Irregular shape If present small vacuole Lysosomes Centrosomes No chloroplasts Diploid Two sets of chromosomes per nucleus Primosome A complex of proteins responsible for synthesizing the rna primers required in dna synthesis Ecotone Transition zone where two communities or biomes meet and integrate Enthalpy The total potential energy of a system Climax community Succession progress to a stable persistent community Asexual reproduction One parent produces genetically identical offspring by mitosis Sexual reproduction Two parents give rise to offspring that have unique combinations of genes inherited from the gametes of two parents Gametes Produced through meiosis Three domains of life Bacteria Archaea Eukarya Autotroph Produces it's own organic food from inorganic substances Isomers Two or more chemical compounds with the same chemical formula but different structural formulas The control center of the cell Nucleus Encloses cellular contents and regulars movement of material in and out of the cell Plasma membrane Stores minerals waste water and maintains hydrostatic pressure Vaculoe The site of lipid synthesis Smooth endoplasmic reticulum Enables photosynthesis Chloroplasts Parasitism A symbiotic relationship in which the parasite benefits at the expense of the host Mutualism A symbiotic relationship where both parties benefit Commensalism A symbiotic relationship in which the symbiont benefits but the host is nirther helped nor harmed