Answer:
a. a disease
Explanation:
Pathogens are disease-causing organisms. For example, some bacteria and viruses are pathogens for different species.
Therefore, a tree with pathogens present is likely to have a disease. Different pathogens affect different trees. Examples include Anthracnose
, which is caused by a fungus
I think it is catabolism though I am not sure.
He studies geosphere and biosphere.
Ethanol is produced by yeast under anareobic respiration.
When Glucose is converted into 2 Pyruvic acid yeast converts this into 2 Ethanol and 2 Carbon Dioxide.
Or simply.
C6H1206 + yeast -> 2C2H50H + 2CO2
Enzyme is zymase.
Hope this helps :).
Answer:
How are the nucleus and a vesicle similar and different in structure and function? Both are membrane-bound compartments that store and separate certain materials. The nucleus is an almost permanent structure protected by a double membrane bilayer, whereas a vesicle is a temporary organelle.