Top answers

Biology
GCSE

Name the 4 different stages of Mitosis?

1- Prophase2- Metaphase3- Anaphase4- Telophase

JM
Answered by Jonny M. Biology tutor
3009 Views

What are the comon features of an animal cell and what are there functions?

Cytoplasm: A jelly-like material that contains dissolved nutrients and salts and structures called organelles. It is where many of the chemical reactions happen.Nucleus: Contains genetic material, includi...

EA
Answered by Emily A. Biology tutor
2810 Views

What are stable ecosystems? Can you give an example?

A stable ecosystem is where the outputs (losses of the ecosystem) equal the inputs (gains) - there is a balance. They are supported by what they produce, and their structure and function remain constant f...

SA
Answered by Samhitha A. Biology tutor
4889 Views

Give three reasons for why biomass may not be transferred from primary consumers to organisms at higher trophic levels in the food chain. [3 marks]

Some energy is lost via the the primary organism's waste products (such as urine and faeces).Some energy is lost as heat produced as a product of respiration.Energy produced by respiration may be used for...

TT
Answered by Thaarabi T. Biology tutor
12566 Views

In a circuit with a 12V battery, 20Ω resistor and 10Ω resistor, all in series, calculate the current that would flow?

This question can be split into two parts, the first is calculating overall resistance: in series the Rtotal = R1 + R2 so here Rtotal = 10Ω + 20Ω = 30Ω The seco...

LA
Answered by Lauren A. Biology tutor
4814 Views

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