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Answer:Margulis
She is the one who discovered it
Answer:
D
Explanation:
Every one of these resources are critical to our survival
The display communicates that the males are from their own species and that they may not be from the same species group as the females.
These are called Cell organelles.
Explanation:
- Cell membrane and cytoplasm are present in prokaryotes also.
- In eukaryotes specialised organelles are present that have a definite structure, definite shape and definite function.
- These organelles and their function are:
a) Endoplasmic reticulum: It form s the supporting frame work of the cell and serves as the pathway distribution of material.
b) Golgi apparatus: Synthesis and secretion of enzymes and hormones.
c) Ribosomes: Site of protein synthesis
d) Lysosomes: intracellular digestion,destruction of foreign substances,formation of bones by digesting cartilage
e) Centrosomes: Found only in animal cell Initiates and regulates cell division.
f) Plastids: present only in plands. Contain colour pigment and are responsible for carrying out photosynthesis,providing colour and storing starch.
g)Mitochondria: Known as the power house of the cell and is involved is ATP production.
h) Nucleus: Known as the brain of the cell and controls the functioning of the cell.
