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Biology
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Explain the functional differences between a t-RNA and an m-RNA molecule

A tRNA molecule is one which carries an amino-acid and takes it to ribosomes to be inserted into an amino-acid sequence making a protein during the translation step of protein synthesis. An mRNA molecule ...

CP
Answered by Chintan P. Biology tutor
2328 Views

What are the differences between meiosis and mitosis?

Mitosis creates 'normal' body cells, while meiosis creates sex cells, like sperm and eggs. After mitosis, there are two daughter cells. After meiosis there are 4. The daughter cells from mitosis have a th...

HM
Answered by Hayley M. Biology tutor
2437 Views

name 4 ways the lung is adapted for gaseous exchange

  1. thin diffusion distance- 1 cell thick 2. large surface area- alveoli 3. large concentration gradient- lots of blood vessels 4. moist
RT
Answered by Radhika T. Biology tutor
4048 Views

Explain the concept of 'chemiosmosis' in oxidative phosphorylation

The process of chemiosmosis essentially addresses the issue of storing chemical energy into a specific bond. The conversion from chemical energy in the coenzymes, such as NADH and FADH

NP
Answered by Narut P. Biology tutor
3814 Views

What is eutrophication and what are its effects?

Eutrophication occurs when excess nutrients, like nitrates and phosphates, enter a body of water. These excess nutrients cause an increase in plant and algal growth in the water, often leading to an algal...

IH
4328 Views

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