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=6/5+(3x1x7)/ + (5x4x3)-(2x3)/(15x8)
=6/5 + 21/60 - 6/120
= (6x24) + (21x2) - 6 _______________. 120
A-level bio Q. How does ions cross the phospholipid bilayer? can very small ions just diffuse across?
What's the difference between cell mediated response and humoral response? are they both a type of specific immune response?
I need some arguments for and against how the theory of evolution relates to nutrition. If you could help me think of some points that would be great, thanks! :)
Which organelle modifies cell products, packages them for distribution, and then may turn into vesicles and bubble off the surface of the cell?
(This is for AS environmental studies) could I have reasons for how these factors are important for life on Earth. Thanks.
-distance from sun -tilted axis -mass of the planet -magnetic field -day length