Top answers

Simplify fully {x^2 -3x -4}/{x^2 + 4x +3}

Factorise the top and bottom {x^2 -3x -4}/{x^2 + 4x +3}=(x+1)(x-4)/(x+1)(x+3) 2) Cancel the common terms Answer = (x-4)/(x+3)
JT
Answered by James T. • Maths tutor
4313 Views

Name the order of taxon classifications starting with domain and a key feature of each of the domains.

Domain-> Kingdom-> Phylum-> Class-> Order-> Family-> Genus-> Species Bacteria- No membrane-bound organelles Archaea- A cell wall lacking peptidoglycans Eukarya- Cells with a nucleus
BR
Answered by Bethan R. • Biology tutor
3138 Views

Explain the term 'homologous series'

A homologous series refers to a group of chemical compounds which share the same functional group, but vary in another sense, such as by the length of the alkyl chain to which the functionality is attached (...
TO
Answered by Tom O. • Chemistry tutor
6175 Views

How do I incorporate enough scholarly comment to back up my analytical essays?

It is really important to add depth to your essays by including the opinions of experts in your essay topic, but it can be difficult to know when to add these in. Generally, in order to create a full analysi...
CR
2145 Views

What is the role of neurotransmitters at synpatic junctions?

Firstly, it is important to understand what a synaptic junction is and its purpose. A synaptic junction is a type of gap junction between the pre-synaptic and post-synaptic membranes of two neurones. Neurotr...
KD
Answered by Karin D. • Biology tutor
3102 Views