Answer is: buffers.
Buffer solution is a solution<span> consisting of a </span>mixture<span> of a </span>weak acid<span> and its </span>conjugate base<span>, or weak base and its conjugate acid. Its pH changes very little when a small amount of </span>strong acid<span> or </span>base<span> is added to it. Buffer solutions keep pH at a nearly constant value.
</span>Some buffers are: ethanoic acid and sodium ethanoate, <span>ammonia solution and ammonium chloride.</span>
The *heart* is the main organ of the circulatory system.
The circulatory system consists of three independent systems that work together: the heart (cardiovascular), lungs (pulmonary), and arteries, veins, coronary and portal vessels (systemic). The system is responsible for the flow of blood, nutrients, oxygen and other gases, and as well as hormones to and from cells.
Answer:
The two chromosomes in a homologous pair are very similar to one another and have the same size and shape. Most importantly, they carry the same type of genetic information: that is, they have the same genes in the same locations.
Explanation:
O A is the correct answer the water in the stream gets rejuvenated when it rains it gets new
So, you would make a punnet square. You would put the capital S and lowercase s on the top of it and then the capital Y and lowercase y on the side. Then you should have SY, sY, Sy, and sy as your outcomes.
