Qualification > Sciences

Biolgy paper 1 help!

<< < (2/48) > >>

....:
for the sewage one, the last question, im quite sure it was D...the phloem was obviously fat..cuz phloem transport amino acids and sucrose in solution (water)

nid404:
yup that was D and the aphids lack fats

shagurl:

--- Quote from: i-insane on June 06, 2009, 01:04:32 am ---for the sewage one, the last question, im quite sure it was D...the phloem was obviously fat..cuz phloem transport amino acids and sucrose in solution (water)

--- End quote ---
then how come nuts which are made from plants have fat in them where did it come from? plus fats are not dissolved in water just like sucrose

nid404:
Green plants can make all the materials(including fats and sucrose)using water,carbon dioxide and salts. They r synthesized from sugar molecules and other molecules produced in photosynthesis.

Glucose and amino acids are transported in solution(water). Fats are synthesized for cell membrane and for storing in seeds.

Friends:
The answer of the 40th WAS C

Navigation

[0] Message Index

[#] Next page

[*] Previous page