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Biology

A Level

How would cells produced by meiosis differ from those produced by mitosis?

The cells produced by meiosis would be haploid with half the number of chromosomes. The cells would be genetically different.

Answered by Helen B. • Biology tutor

2743 Views

Question relating to human adaptations to cold environments: In a cold environment, humans use shivering as a method of keeping warm. Describe and explain the process of shivering.

DESCRIBE aspect of the question: Shivering describes the involuntary contractions our muscles make when our core temperature starts to drop below 37 degrees Celcius.

Answered by Shoomena A. • Biology tutor

2401 Views

Describe the process of DNA replication

During DNA replication, the enzyme DNA helicase separates the two strands by breaking the hydrogen bonds between bases of each strand. Activated DNA nucleotides

Answered by Dani H. • Biology tutor

2976 Views

Explain how the structure of the lung enables rapid gas exchange?
The lungs have many alveoli which provide large surface area thus diffusion occurs quicker. The alveoli have walls that are one cell thick providing a short distance for diffusion. In addition, there is ...
EP
Answered by Eleni P. • Biology tutor
6449 Views

What is the difference between transcription and translation?
Transcription and translation are two of the processes involved in the production of a protein from it's gene. Translation, the first process, takes place within the nucleus. The DNA is unwound at the gen...
AV
Answered by Angel V. • Biology tutor
2531 Views

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Top answers

How would cells produced by meiosis differ from those produced by mitosis?

Question relating to human adaptations to cold environments: In a cold environment, humans use shivering as a method of keeping warm. Describe and explain the process of shivering.

Describe the process of DNA replication

Explain how the structure of the lung enables rapid gas exchange?

What is the difference between transcription and translation?

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