Cell and Tissues

Cell and Tissues
The dark spot where ribosomal RNA is assembled and formed is called
actin
chitin
nuclei
nucleoli
Author: rikazzz Comment
Cell and Tissues
The Dutch naturalist who observed first living cells is
Bruce Albert
Antonie van Leeuwenhoek
Ernst Haeckel
Richard Alexander
Author: rikazzz Comment
Cell and Tissues
The resolution and magnification can be increased by using
barometer
Vernier scale
lenses
prisms
Author: rikazzz Comment
Cell and Tissues
The sclerenchyma tissues found in plants are composed of
rigid primary cell walls
thickened secondary cell walls
rigid secondary cell walls
thickened primary cell walls
Author: rikazzz Comment
Cell and Tissues
The organelle which is found only in eukaryotes is
mitochondria
Golgi bodies
plastids
endoplasmic reticulum
Author: rikazzz Comment
Cell and Tissues
One micrometer or 1µm is equal to
1/1000 mm
1/5000 mm
1/10000 mm
1/3000 mm
Author: rikazzz Comment
Cell and Tissues
0.2 micrometer is the light microscope’s
magnitude
resolution
power
lens capacity
Author: rikazzz Comment
Cell and Tissues
The cells that lack prominent nucleus are
eukaryotic cells
open system cells
prokaryotic cells
metabolism cells
Author: rikazzz Comment
Cell and Tissues
Considering kinds of epithelial tissues, the cuboidal epithelium is composed of
elongated cells
single layer of flat cells
single layer of cube cells
many layer of flat cells
Author: rikazzz Comment
Cell and Tissues
The cells were first described by Robert Hooke is
1765
1965
1865
1665
Author: rikazzz Comment

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