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A student investigates phototropism in wheat seedlings. She cuts the tips off some of her seedlings. She leaves the seedlings in the window. Two days later the seedlings have bent towards the light. Describe and explain these findings.

removing tips removes auxin so growth stopsauxin collects on the shaded sideauxin causes cell elongation on the shaded sideelongation on one side causes shoot to bend to the other sidethis is positive pho...

AA
Answered by Amina A. Biology tutor
3234 Views

What is the difference between the "passé composé" and the "imparfait"?

The passé composé and the imparfait are difficult for English speakers, as they do not translate directly into English.The passeé composé is used for completed actions in the past, while the imperfect is ...

SC
Answered by Sophie C. French tutor
2414 Views

Solve the following simultaneous equation: x^2 + y^2 = 9 X+y=2

X 2.87 or -0.87y-0.87 or 2.87

RM
Answered by Ryan M. Maths tutor
3211 Views

Outline three ways in which family structure may affect achievement (6 marks)

This is a 6 mark question, so for a student to achieve all 6 marks:List 3 factorsExplain each factor
Here are some possible factors and explanations:Single parent families may lack resources needed t...

AA
Answered by Aadam A. Sociology tutor
3068 Views

"How do I prepare for my Oxbridge Application and Interview? What was it like?" - Anonymous, The Student Room

Oxbridge tutors consider each application individually, and are merely searching for students who possess intellectual curiosity of the subject matter and whether they see signs of potential. Therefore I'...

NG
2342 Views

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