Determine whether the change in population in the following scenarios was due to BIOTIC (B)or ABIOTIC (A) factors.
___An increase in precipitation has caused the mosquito population to explode
___Decreased number of predators in an area has allowed the rabbit population to grow
___Hot temperatures and low rainfall has dried up water supplies causing the mountain
lions to wander outside their normal habitats
___Excessive algae growth has decreased the fish population in a pond
___A rise in bacterial infections has taken out half of a tiger population.

stress fractures occur largely in the feet and legs and are common in sports that require repetitive impact, primarily running/jumping sports such as gymnastics or track and field.

lysosomes contain a variety of enzymes, enabling the cell to break down various biomolecules it engulfs, including peptides, nucleic acids, carbohydrates, and lipids (lysosomal lipase). the enzymes responsible for this hydrolysis require an acidic environment for optimal activity. hope i !

answer; polycythemia is the correct answer;

sound moves fastest in solids because the molecules are tightly packed and it allows sound to vibrate