The answer is internal
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Answer:
The answer is B.
Explanation:
The United States has been progressively expanding towards the southwest since the start of the country.
Answer:
a .Bromelain extract is a blend of protein-processing (proteolytic) chemicals and a few different substances in littler amounts. The proteolytic catalysts are sulfhydryl proteases; a free sulfhydryl gathering of a cysteine amino corrosive side chain is required for work. the monomer of this enzyme is aminoacid.
b.Bromelain isolates the amino acids in the compounds that cause browning by breaking the peptide bonds.
A Swim Bladder is not present in cartilaginous fishes. Also called a fish maw or gas bladder the swim bladder is a gas-filled bladder that allows many bony fish to control their buoyancy by filling or releasing gas form the bladder. This allows them to change bouyancy without wasting metabolic energy by swimming.
Vectorborne transmission of an infectious organism occurs via <u>animals or insects. </u>
Vectors are living organisms that can transfer an infectious disease from infected animals to humans. These species are known as arthropods. It includes mosquitoes, ticks, triatomine bugs, sandflies, etc.
There are two types of vectors; Biological and mechanical.
Biological vectors such as mosquitos transmit the disease by biting the host body. Mechanical vectors on the other hand cause infectious disease just by physical contact.
Arthropod vectors are cold-blooded. The diseases that are transmitted by them are known as vector-borne diseases. Malaria and Dengue are examples of vector-borne diseases.
If you need to learn more about vector-borne diseases, click here
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