In which eukaryotic organelle are various macromolecules broken down and destroyed?

A) the Golgi apparatus
B) endoplasmic reticulum
C) mitochondria
D) lysosome


Ans: D) lysosome

Biology & Microbiology

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a. macronutrients b. micronutrients c. trace elements d. required elements e. both macronutrients and required elements

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Each tier of the biomass pyramid depicts the

____ of all the organisms in an ecosystem. a. size b. number of species c. dry weight d. total weight e. total utilization of materials

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Small hairlike structures on the surface of bacteria are called:a

capsids. b. pili. c. chromatids. d. plasmids. e. virons.

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