Answer: Ethylene
Explication: Ethylene is a hydrocarbon which has the formula C ₂H ₄ or H₂C=CH₂. It is a colorless flammable gas with a faint "sweet and musky" odor when pure. It is the simplest alkene. Ethylene is widely used in the chemical industry, and its worldwide production exceeds that of any other organic compound.
The definition to parasitism is "the practice of living as a parasite in or on another organism." (Wikipedia). Therfore the answer to this is Ticks live on and drink blood from a cow, because this is the only option where an organism is living directly off another organism.
Hope I was most helpfull to you!
Love is an emotional feeling towards someone or something. It’s a very strong feeling that you can feel towards whatever.
“If you love you cannot hate, if you hate you cannot love”
No clue what hhhh and ghhh means:)
ANSWER; B (Transpiration)
EXPLANATION;
• Transpiration is the process by which plants lose water to the atmosphere
through the stomata.
Explanation:
cellular respiration occur in animal/human
while photosynthesis occur in plant