Across
4. a system of membranes that is found in a cell's cytoplasm and that assists in the processing and
of proteins and in the production of lipids
se endoplasmic reticulum to which ribosomes are attached

The observations of hooke and van leeuwenhoek documenting the existence of microscopic cells formed the basis of what important theory? a. the cell theory stating that all living things are composed of cellsb. the theory of spontaneous generation, which held that life forms could arise spontaneouslyc. the theory of chemotherapy, or use of antimicrobials to destroy pathogenic organismsd. the germ theory of disease and causative agents

Give examples of selective advantage of organism’s body part/organ

During binary fission, what events must occur before the cell splits into two new cells?