Answer: A genetic disorder in which an individual lacks an enzyme responsible for converting the amino acid phenylalanine into the amino acid tyrosine is called phenylketonuria (PKU) A trait that is determined by a gene that is found only on the X chromosome is said to be
Explanation:
Answer: molecular size or weight of the agent.
Explanation: The smaller the size, the faster it can diffuse out and the greater the rate of diffusion.
Answer:
The answers below⤵
Explanation:
Mangroves serve as a shoreline protection.
<span>a. biosphere
</span>
Matter moves through the biosphere by being cycled through various organic and inorganic stages. They are neither created nor destroyed. The biosphere is known as a closed system so no elements can escape. They are continually being recycled.<span>
</span><span>The flow of energy moves through living organisms via the food chain. A food chain is a diagram which shows how every living thing gets energy to live. Plants use the sun, nutrients in the soil and water to generate energy. Herbivores eat the plants to generate energy to survive. Carnivores eat the herbivores to generate energy. </span>
Answer:
The correct answer will be option- is characterized by exaggerated vasoconstriction in the extremities
Explanation:
Raynaud's disease is the condition caused when the blood vessels react in an exaggerated way to the emotional or cold stress.
The condition occurs to maintain the temperature of the body in the normal range as in cold conditions the blood vessels constrict to maintain the warmth of the body inside the heart, brain and the vital organs.
The blood vessels undergo vasospastic attack by blocking the flow of blood causing the skin to turn red, blue or white.
Thus, the selected option is the correct answer.
