Answer: The science of naming and classifying organisms based on structural comparisons and genetic evidence, is known as taxonomy, a branch of biology.
Explanation: Taxonomy is very important. By categorizing organisms, this branch of biology helps scientists to exchange vital biological information, and therefore understand the diversity of species in our planet.
Answer:Their impact(s) may be beneficial or detrimental depending on how these ... [Some of these technologies are related to the manipulation of biological ... Techniques have been developed to expand both the diversity of nucleotide or ... By the early 1970s, scientists had demonstrated that they could engineer synthetic genes.
Explanation:
The correct answer is C) only some survive because variation exists
The correct answer is it lives inside or on a host.
A is incorrect because a parasite steals from the host, without giving anything in return. Much like a leech
C is incorrect because leeches almost always use their host as a food source
D is incorrect because parasites can often dig beneath the host's skin to be hidden from sight