Food Chains

Food Chain and Ecosystems

Food Chain Definition and Populations and Communities in the Ecosystems. The food chain begins with a producer organism that got energy from the Sun, used it to perform its functions and stored elsewhere as reserve.
Ecosystem Definition: What is an ecosystem?

Ecosystem Definition

What is an Ecosystem? The ecology is a relatively new science devoted to studying the relationships of organisms with the environment. The research field of ecology is the...

What are the light reactions of photosynthesis and how is light energy obtained?

light reactions of photosynthesis The energy of sunlight can be harnessed by the reactions known as ‘light reactions’ for the movement of electrons from H2O...

How does transcription initiate in E.Coli and other prokaryotic organisms?

Transcription is a part of the central dogma of biology and describes the copying of a gene from the DNA to a messenger RNA...

Gene segments in the heteroduplex formed between mRNA and DNA

What is heteroduplex A heteroduplex is formed of the base pairing of DNA to mRNA from the same gene. A paper by Davis et al. describes...

How do snowflakes form? The center of a snowflake is a bacterium – Pseudomonas...

  How do snowflakes form People often wonder how a snowflakes forms such a unique and beautiful structure? The answer actually lies within a microorganism. As...

Why do we need Thiamine or better known as Vitamin B1?

Vitamin B1 The human body requires Vitamin B1 to function properly, which is why it is referred to as a vitamin. A deficiency of thiamine...

development of drugs against asthma and allergies

Scientists have found something that the  drugs against asthma and allergies can be improved. To a higher level The TLR4 receptor, present on epithelial and immune cells,...

How is 16s rRNA extracted and used to determine microbial diversity?

The molecular analysis of ribosomal RNA (rRNA), specifically the 16s sub unit is crucial to examining the diversity of microorganisms. The sequences of the...

How can bacteria sense each other: bio luminescence.

Vibrio fisheri are a marine gram negative bacterium and they live symbiotically with marine animals like the squid below. However these glowing bacteria are only...