Answer:
The correct answer is option C.
Explanation:
The Chondrichthyes is a class that comprises the cartilaginous fishes such as batoids, ratfish, sharks and others, The Chondrichthyes and the Osteichthyes also known as bony fish were distinguished in early classification but it was not clear at that time when bony skeletons appeared in the vertebrates.
Traces of bone tissues that are found in fossil and living Chondrichthyes are suggested that these cartilaginous fishes derived after the origin of the bony skeleton in vertebrates.
Thus, the correct answer is option C.
Hypertonic contains higher concentration of solution and less of water than a cell.
Hypotonic's solution which contains higher concentration of water and lower concentration of solution.
I took the test that featured this question the answer is A
Answer:
karyotype
Explanation:
The correct answer would be a karyotype.
<em>A karyotype is an image of isolated and purified chromosomes of an organism taking under the microscope. The chromosomes in the image are then cut-out using an appropriate instrument and then arranged according to their sizes from the smallest to the largest. From this arrangement, missing or extra chromosomes can easily be revealed.</em>
The entire process is called karyotyping.
They have Water Air and Soil In common.
