Question

1. How are our cells which are animal cells from different from plant cells and bacteria cells? Why are they different? How are they similar? Why are they similar? Be sure to provide at least 2 differences and 2 similarities.

Answer 1

Similarities of plant and animal cells

· Both animal and plant cells contains membrane bound organelles such as the mitochondria, nucleus, endoplasmic reticulum, peroxisomes, Golgi apparatus and lysosomes.

· Both the animal and plant cells also have alike membranes like cytosol and cytoskeletal elements.

Differences between plant and animal cells

SL NO	COMPONENTS	ANIMAL CELL	PLANT CELL
1	Cell shape	Round/irregular	Rectangular/square
2	Plasma membrane	Absent	Present
3	Centrosomes	Present	Absent
4	Plastids	Absent	Present
5	Mode of nutrition	Heterotrophic	Majorly autotrophic

· Generally animal cells are smaller than that of plant cells where size of animal cells ranges from 10 to 30 micrometer whereas plant cells size ranges from 10 to 100 micrometer