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"Describe, in 40-90 words, a recent holiday taken by you and your family. Describe where you went, what you liked and what you didn't like."

-This essay must have at least 20 words of a introduction and a conclusion (1/2 sentences is fine) Spelling, grammar and verb conjugation must be mostly correct Correct use of the verb 'like' and its negatio...
AC
Answered by Abigail C. • Arabic tutor
1630 Views

Cystic Fibrosis (CF) is a recessively inherited disorder. A father is a suffer of CF, while the mother is normal and not a carrier. What is the chance their child will be a carrier of CF? Give your answer as a percentage.

First write a key for the alleles. (normal Allele=T. CF allele=t) If the mother is normal= TT Father is a suffer =tt. Then Draw a punnet diagram for the child Write a key for the punnet diagram. TT-normal. T...
NI
Answered by Natasha I. • Biology tutor
2724 Views

Explain why a firm in perfect competition can not experience abnormal profit in the long run.

Perfect competition is a market structure in which an infinite number of firms produces identical products for an infinite number of consumers. It is an ideal and theoretical model. Abnormal (supernormal/eco...
BV
Answered by Bianca V. • Economics tutor
46795 Views

Solve the pair of simultaneous equations {4x + y = 5, 3x - y = 2} using i) a graph and ii) an algebraic method

a) Draw graph and find points of intersection (will be done on whiteboard). b) Sum equations to get 7x=7, so x=1 and y=1.
JF
Answered by Jacob F. • Maths tutor
4954 Views

Explain how ATP is generated by oxidative phosphorylation.

Electrons and H+ ions are donated to the electron transport chain (located in the inner mitochondrial membrane) from NADH and FADH2 (generated during glycolysis, the Krebbs cycle and the Link reaction). Thes...
KO
Answered by Katie O. • Biology tutor
8961 Views