The two categories would be Biotic and Abiotic
I think the correct answer from the choices listed above is option A. In plants, the purpose of auxins is to produce phytochrome. The main function of auxin is to help plants grow. Auxin stimulates plant cells to elongate, and the apical meristem of a plant. Hope this answers the question.
It will work in saliva of animals
There are several ways to treat or cope with presbycusis (age-related hearing loss). Here are some of ways:
1. Hearing Aid(s)
2. Implants (Cochlea, Middle ear) - involves surgical operation
3. Lip reading or speech reading training
4. Hearing assistive devices - sound amplifying devices (cellphones, tablets, etc.)
It would be best to refer to an audiologist or otolaryngologist to for extensive diagnostic evaluation of the gravity of hearing loss and seek proper medical treatment.
Answer: Temperature
Explanation: Temperature is a physical quantity that expresses the warmth or coldness of a body or environment.
Temperature is measured quantity that describes the hotness or coolness of an object or the surroundings.