<span>Human genetic disorders can be caused largely by the change of the DNA sequence from its normal sequence. This can also be caused by a monogenic disorder, a mutation in a gene. So the best answer to this question would be letter B since nondisjunction causes chromosomal abnormalities.</span>
Gas exchange of oxygen and carbon dioxide takes place in the alveoli . Oxygen from the inhaled air diffuses through the walls of the alveoli and adjacent capillaries into the red blood cells . The oxygen is then carried by the blood to the body tissues . They are surrounded by numerous capillaries
28. <span>Animal Fertilization: short answer: baby, fruit; sperm, pollen; sex, air or water transport; I'll try to answer the others later on I'm sorry
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<span>Energy for active transport comes from a cell's mitochondria. </span><span> They are </span>organelles<span> that act like a </span>digestive system<span> which takes in nutrients, breaks them down, and creates energy rich molecules for the cell.</span>
Answer:
The correct answer is - b. Air pollution from the excess fertilizers
Explanation:
In long term using excess amount of fertilizer than requirement will lead to several condition such a soil acidity, soil degradation, soil leacing, eutrophication of waterways and many but more improtant is green house gases and air pollution.
Using the excess amount of fertilizer does not help in increasing crop yield but gives negative impact. Using fertilizer more than requirement wil lead to release of toxic and harmful gases in atomosphere and fuming.