The movement in phloem is bidirectional, whereas, in xylem cells, it is unidirectional (upward).
Answer:
i-propyl cyanide
Explanation:
But i-propyl cyanide is the largest and most complex organic molecule found to date - and the only one to share the branched atomic backbone of amino acids. "The idea is to know whether the elements that are necessary for life to occur… can be found in other places in our galaxy."
Answer:
Q.1: I can't help you with this, sorry :(
Q.2: Seaweed is the producer because it takes energy from the water and sun in thermal reactions.
Q.3: Phytoplankton is the second-order consumer because they eat first-order consumers.
Q.4: Whelks and crabs because they eat limpets, which eat producers, and they also eat seaweed.
Q.5: Gulls are carnivores because they eat the crabs, and so are crabs because they eat mullets
Q.6: Limpets and lobster would become less populated, but not yet endangered. Gulls would starve and probably disappear from this ecosystem.
Q.7: Whelks' numbers would decrease because of the number of lobsters consuming them, but then lobsters would starve because of the decline in their food. Then this would repeat, shaking the whole ecosystem.
Copepods will be the least effected by the oil spill.
Therefore I believe the correct answer should be Copepods 10 arrow pointing right Seahorse 1,000 arrow pointing right Stingray 2,500
Good luck! Hope this helps!
El principal marina son tiburones y los rayos, pescado, y <span>pulpo.
I speak English so I'm not sure if I am correct, but...
</span>Espero que esto ayude!
