Which of the following organelles is part of the endomembrane system?
a. ribosomes
b. golgi apparatus
c. mitochondria
d. centrioles

Which of the following lines of evidence would best support your assertion that a particular plant is an angiosperm? a) it produces seeds. b) it retains its fertilized egg within its archaegonium. c) it lacks gametangia. d) it undergoes alternation of generations.

Which organisms have pharyngeal arches that develop from all three germ layers and go through the same development stages as embryos? 1.bird 2.ladybug 3.starfish 4.snake

What is the importantence of the carbon and nitretan cycles in the environment