Answer:
Nematode.
Explanation:
Heartworms belongs to phylum Nematoda, their biological name is Dirofilaria immitis. Their body structure is a tiny thread-like parasite roundworm. Adult heartworms always live in the lung arteries and the heart of the dogs and other mammals, it can spread from one species to another by the mosquito bites. Some characteristics of Nematoda phylum are:
1) Their body structure is triploblastic, bilaterally equal and cylindrical in shape.
2) They show a tissue-level organization.
3) Their body keeps a pouch or pseudocoelom.
Answer: d. breakdown starch
Explanation:
The hydrochloric acid is produced by the parietal cells of the gastric glands present in the stomach. The primary function of the hydrochloric acid is to sterilize the food consumed by the human being. The acidic pH is unsuitable for the survival of the microbes present in the stomach. It triggers the activation of enzyme pepsin which is responsible for denaturation of proteins. The pepsin converts the protein into simple form of amino acids hence, facilitates the digestion of protein content in food.
The starch present in the food is digested by the enzyme called as salivary amylase present in the saliva present inside the mouth. The breakdown and digestion of starch is not the function of the hydrochloric acid.
Answer:
There are three components of change: births, deaths, and migration. The change in the population from births and deaths is often combined and referred to as natural increase or natural change. Populations grow or shrink depending on if they gain people faster than they lose them.
Explanation:
Bent
Water is a molecular compound consisting of polar molecules that have a bent shape. The oxygen atom acquires a partial negative charge while the hydrogen atom acquires a partial positive charge.
We know all living things are made up of cells because all cells come from cells, you cant have a cell without it coming from a different cell.
