Top answers

What is a punnett square?

A punnett square is a diagram that is used to predict the outcome of a particular cross or breeding experiment. This can be used for plants, animals and humans.
AW
Answered by Amy W. • Biology tutor
6138 Views

Compare and contrast the similarities and differences between meiosis and mitosis.

Both are forms of cell division.Both are used during gametogenesis (formation of gametes or sex cells such as spermatozoa and oocytes).Only mitosis is used during cell division of somatic or body cells.Meios...
SP
Answered by Sally P. • Biology tutor
39532 Views

How do I write an effective introduction to an essay in an exam?

An excellent question! An effective introduction needs to make the argument of the essay clear from the outset. Your reader needs to immediately understand how you will answer the question and what your conc...
SJ
Answered by Samuel J. • History tutor
3491 Views

What is benzene and describe the 2 models used to explain it's structure. Provide a piece of evidence to show which of these models is incorrect.

Benzene With a formula of C 6 H 6 , the molecule has a cyclic structure due to it's 6 carbon atoms joined in a ring. It is symmetrically planar (flat) with it's 6 hydrogen's sticking out in the same plane. T...
AM
19953 Views

How do I analyse an image in an exam?

Everything you do in English should be carried out in stages to ensure that you've done it all thoroughly. ​First, when analysing an image, you need to look at the colours. Dark colours tend to represent mou...
JL
Answered by Jayde L. • English tutor
6060 Views