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How are root hair cells specialised to carry out their function?

The role of root hair cells is to absorb water and mineral ions. Therefore they have a large surface area to increase the rate of water absorption. Root hair cells also have a large amount of mitochondria wh...
IM
Answered by Iona M. • Biology tutor
42285 Views

Using a sporting example, describe how reaction time and speed impact performance. (4 marks)

This question has 2 parts. Firstly, you must demonstrate you understand what reaction time and speed are. - Reaction time is the amount of time it takes to respond to a stimulus. - Speed is the ability to mo...
CS
11484 Views

Convert 10101101 from binary to both decimal and hexadecimal

Decimal : 173 Hexadecimal : AD
EB
Answered by Emma B. • Computing tutor
3458 Views

describe the structure of the cardiovascular system, considering causes, resulting outcomes and treatment of coronary heart disease (CHD)

describe and visualise heart and CVS structure to begin to understand the underpinning principles of the heart, arteries and veins. build upon these principles with regard to coronary heart disease and the p...
RM
Answered by Raffaele M. • Biology tutor
2721 Views

In the following passage (Aeneid 4.10-12) how does Vergil highlight Dido's admiration through her speech? Make two points, each referring to the Latin. (4)

In this passage, Vergil highlights Dido's admiration of Aeneas through her repeated questions & exclamations: 'Quis novus... quem sese ore ... quam forte' 'Who is this new man... with what bearing... How...
CF
Answered by Charlotte F. • Latin tutor
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