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Biology MCQ thread..!!

Can someone pleaseeee help with question 22 on this paper? http://www.xtremepapers.me/CIE/Internat ... _qp_12.pdf Why is C correct?
- zxc1230
- Post #257
- Jun 6, 2011
- Forum: A-Levels
Z
Biology MCQ thread..!!

yes it's D.. can you please explain? :)
- zxc1230
- Post #254
- Jun 6, 2011
- Forum: A-Levels
Z
Biology MCQ thread..!!

Which statement describes a cell that is capable of reproduction and belonging to a haploid organism? A It has chromosomes that contain one polynucleotide chain. B It is capable of carrying out a reduction division to form gametes. C It possesses two copies of each gene as a result of...
- zxc1230
- Post #231
- Jun 6, 2011
- Forum: A-Levels
Z
Biology MCQ thread..!!

Oh never mind i get it now.. i thought the width would be from left to right.. Thank you! :D If you could answer my other question id really appreciate it!
- zxc1230
- Post #108
- Jun 5, 2011
- Forum: A-Levels
Z
Biology MCQ thread..!!

@sweetiepie- why did you measure one phospholipid when it says the whole lipid bilayer has a length of 8 nm?
- zxc1230
- Post #106
- Jun 5, 2011
- Forum: A-Levels
Z
Biology MCQ thread..!!

Can somebody please help me with question 34 on this paper? (may june 06) http://www.xtremepapers.me/CIE/Internat ... 6_qp_1.pdf Apparently the answer is D.. i understand that viruses don't have ribosomes and they don't respire, but what i don't get is the cell surface membrane part.. cause...
- zxc1230
- Post #102
- Jun 5, 2011
- Forum: A-Levels

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