The main difference between homologous structures and vestigial structures is that homologous structures are the similar anatomical structures inherited from a common ancestor whereas vestigial structures are the anatomical structures which have reduced their size as they are no longer used.
I think that this is something you should, as the assignment states, "conduct independent research". meaning, this is something you have to do AT LEAST 90% yourself. my suggestion: start by googling 'yellowstone eruption' and go from there. I just don't want you to be in trouble with your teacher because you plagarizing.
<span>The best set of materials to prepare a wet mount slide of onion skin cells are as follows:
a glass slide, stain, forceps, dropper, a toothpick, and a beaker filled halfway with water.</span>
Answer: Option A.
Achondrogenesis
Explanation:
Sonographic findings of severe micromelia, decreased or absent ossification of the spine, macrocephaly, and micrognathia are conditions of Achondrogenesis because
Achondrogenesis is a genetic disorder that is as a result of mutations in gene SLC26A2 which is responsible for cellular transport proteins that is needed for the growth and development of bones and cartilage. This condition lead to malformation of bones and cartilage and it is characterized by short limbs, small body, narrow chest ,prominent abdomen,underdeveloped lungs,lack of ossification in the spine and pelvis, prominent head, small chin e.t.c.
It is a condition that affects infants.
The major treatment is pallative care in which the doctor have to reduce pain stress of bones and cartilage and also genetic councellling.