Top answers

Mitochondrial DNA can be used as evidence for human evolution. Explain why mitochondrial DNA is used rather than nuclear DNA

The first reason why mitochondrial DNA is better than using nuclear DNA is because it is in a higher abundance than nuclear DNA. Furthermore, mitochondrial DNA is more stable over time and less susceptible t...
RP
Answered by Riya P. • Biology tutor
10173 Views

Square root of 81?

9X9 = 81
LH
Answered by Laura H. • Maths tutor
4354 Views

What is the difference between HDPE and LDPE polymers?

Both are types of plastics but they vary by density and structure.HDPE (high density polyethene) is made of many linear chains which are held together by intermolecular forces.LDPE (low density polyethene) i...
MS
Answered by Margo S. • Chemistry tutor
9652 Views

Comment avez-vous passé le week-end dèrnier?

This is an exemplar answer for GCSE standard French. Using the range of the grammatical devices employed here would guarantee an extremely high mark in an oral or written exam: Le week-end dernier, je n'avai...
JH
Answered by Jake H. • French tutor
6864 Views

Work out 1 1/5 ÷ 3/4. Give your answer as a mixed number in its simplest form.

Because we have been given a mixed number, we can start by turning it into an improper fractions. An improper fraction is where the numerator is bigger than the denominator. To turn 1 and 1/5 into an imprope...
GH
Answered by Georgia H. • Maths tutor
35209 Views