In meiosis I, homologous chromosomes separate, while in meiosis II, sister chromatids separate. Meiosis II produces 4 haploid daughter cells, whereas meiosis I produces 2 diploid daughter cells. Genetic recombination (crossing over) only occurs in meiosis I. D
Answer:
D) elastic cartilage
Explanation:
Cartilage is a connective tissue which is fibrous in composition which provides its physical properties like the softness, elasticity and strength.
There are three types of cartilages- the elastic, hyaline and the fibrocartilage. Among these three the cartilage which forms the external ear is the elastic cartilage. The elastic cartilage is composed of the elastin protein, type II collagen and the elastic fibres. The presence of the elastin proteins and fibres allows the ear to be an elastic organ.
Thus, Option-D is the correct answer.
I believe the answer is the primitive organic molecules were formed in an oxidizing atmosphere in the primordial soup.
Answer;
-The above statement is true
-It is a precaution during dissecting.
Explanation;
Among the precautions while dissecting include;
-When cutting into or dissecting the specimen, it is important to always cut away from yourself and others. To avoid cutting anyone, especially with formaldehyde being used. .
-You should also should not hold the animals while cutting because you could again, cut yourself. Another precaution that should be obvious is Do not eat any part of the specimen.