It's a) limited access to nutrients
b. producers
c. population
d. consumers
Answer: c. population
Explanation:
In an ecosystem a population is a group of organisms which belong to the same species which have same morphological, and physiological characteristics. The members of the population are capable of inbreeding and producing viable fertile offsprings.
Answer:
The answer is Gradualism.
Explanation:
In gradualism, gradual change over a long period of time leads to species formation.
Answer:
B. It is a single-stranded molecule
Explanation:
Unlike DNA, RNA is usually single stranded and can folds back upon itself forming a secondary structure known as Hairpin loop. DNA is double stranded. In this way both RNA and DNA become more stable and are prevented from forming bonds with other molecules.