How Large Is A Nucleolus
The nucleolus is present inside the nucleus of eukaryotic cells. It is the site of rRNA transcription and ribosome assembly.... View Article
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How Is ATP Produced In Prokaryotic Cells
Prokaryotic cells lack mitochondria, which is the main site of ATP synthesis through the electron transport system. Enzymes required for... View Article
Do Peroxisomes Have A Double Membrane
No, peroxisomes do not have a double membrane. Peroxisomes are single membrane-bound organelles. They are rich in enzymes and carry... View Article
Do Eukaryotic Cells Have Fimbriae
Yes, fimbriae are present in the eukaryotic cells as well. E.g. Fallopian tubes contain fimbriae at the end near the... View Article
What Is The Cotyledon Of A Seed
Cotyledons are also known as embryonic leaves, which appear from the germinating seeds. They generally store food reserves and become... View Article
What Defines A Species
A species is the basic unit of taxonomy. It is defined as a group of interbreeding individuals, which produce fertile... View Article
What Cells Have A Nucleus
All the eukaryotic cells have a nucleus. The nucleus is absent in prokaryotic cells. Further reading: Cell – The Unit... View Article
What Cells Do Not Have A Cell Wall
Animal cells lack cell walls. The cell wall is present in plant cells, bacteria and fungi. Further reading: Cell –... View Article
What Causes The Diversity Of Life
Biodiversity refers to the variation existing in the world. It includes genetic diversity, species diversity and as well as ecosystem... View Article
What Are The Three Components Of A Cell Membrane
The cell membrane or plasma membrane is made up of phospholipid bi layer. The main constituents of a cell membrane... View Article
What Are The Stages Of Seed Development
Seed is the fertilised ovule and final product of sexual reproduction in angiosperms. It contains an embryo enclosed in the... View Article
What Is The Internal Structure Of A Leaf
A leaf is the main part of the plant, which performs photosynthesis. The internal structure of the leaf shows three... View Article
What Are The Characteristics Of A Stem
The distinctive features of stem are: It develops from the plumule of the embryo. It is the aerial part, which... View Article
What Are The 8 Necessary Life Functions
The 8 distinctive features of living organisms are: Cellular structure Growth Reproduction Response to stimuli Respiration Excretion Movement Definite Lifespan... View Article
What Are The 5 Main Animal Groups
The 5 main animal groups of vertebrates are: Fish Amphibians Reptiles Birds Mammals Further reading: Coelom Deuterostomes Important Notes Of... View Article
What Are The 4 Types Of Flowers
Flowers can be classified based on various parameters. Below are the few examples of flower types: Bisexual – Flower has... View Article
What Are The 4 Major Functions Of The Nervous System
The nervous system is responsible for control, command and coordination in our body. The 4 major functions of the nervous... View Article
What Are The 4 Tissues In The Stomach
The wall of the stomach is made up of 4 layers of tissues. They are: Serosa – It is the... View Article
How Much Nitrogen Is In The Human Body
About 3% of the human body’s mass is Nitrogen. In comparison, 65% of the body’s mass is oxygen. Read more... View Article
How Many Speciees Go Extinct Everyday
We are currently in the midst of a mass extinction called the Anthropocene extinction. It is the sixth mass extinction... View Article
