Your answer is correct, Vasoconstriction
Proteins not expressed on normal cells but found on tumor cells are called tumor specific antigen.
<h3>What are cancer cells?</h3>
Cancer cells are cells whose cells cycles and growth has been altered as a result of mutation in their DNA resulting in abnormally high growth rates.
Cancer cells are also called tumor cells.
Proteins that are expressed in tumor cells but not on normal cells are called tumor specific antigen.
Learn more about tumors at: brainly.com/question/1681377
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Answer: Poaching is the main reasons behind elephant population decline
Explanation:
Although there are many factors that has brought about a reduction in African elephant population, such as loss of habitat and conflict with humans. But the main reason behind their population decline is poaching for ivory tusks, as confirmed by the researchers of the Great Elephant Census. The increase in demand for ivory in the Asian markets is the main reason. Ten and thousands of elephants are killed every year for their ivory tusks. The ivory is carved into ornaments and jewellery and sold in the market.
Answer:
Predator Adaptations
Their mechanical adaptations such as sharp teeth, claws, thick skin and faster speed and superior strength help them to take over the prey. The chemical adaptations include venom, toxins and poison to kill the prey.