Answer:
bilateral symmetry
Explanation:
The mollusks are a group of animals that is one of the oldest in existence. This groups of animals has two primary characteristics that make them easily distinguishable from the other animal groups, one of them being that they are unsegmented, and the other that they are bilaterally symmetrical. Being bilaterally symmetrical means that the left side and the right side of the body are perfect copies of one another, mirror images. Animals that are considered as mollusks are the snails, slugs, octopuses, squids, cuttlefish, shrimps etc.
The answer is D.) *are found in organisms of different species*
Answer:
C) the facial nerve (VII)
Explanation:
The facial nerve (VII) is a cranial nerve. The cranial nerves are those nerves which arise from the brain. Most of the cranial nerves contain both motor and sensory neurons. Cranial nerves are connect to the various organs. Cranial nerves are associated with parasympathetic nervous system.
The facial nerve supplies nerve to many glands of the head and neck including lacrimal glands.
Thus, the facial nerve (VII) provided the stimulus to the lacrimal gland that cause tear while chopping oninons.
The smallest energy unit is joule (J) followed by British thermal unit (Btu), Calorie (kcal) and Kilowatt0hour (kWh). 1 joule is equivalent to 1 newton meter; 1 BTU is equivalent to 1055 joules; 1 calorie is equivalent to 0.0003969 BTU and 1 kWh is equivalent to 3,413 BTU.