18: D, homologous
20: B, DNA
I can’t see 17 or 19!
Answer:
it is important for the skills to have hole thought the bone because it is used to relieve pressure on the brain when fluid, such as blood builds up and starts to compress bone tissues
Intradermal means pertaining within the skin.
The arteries carry blood away from the heart
Answer:
Both mosses and ferns undergo alterations of generations. ... The gametophyte is prominent is mosses, but the sporophyte is prominent in ferns. The sporophyte of ferns is differentiated into true leaves, stem, and roots. In contrast, mosses lack true leaves, stem or roots.
Explanation:
