Here are some examples of symptoms of over-training, any symptom that is given in the choices in your question, is not included to the symptoms of over-training.
First is the Lack of Motivation, wherein individuals lose their rhythm of training due to their lack of motivations or due to his or her excessive training. Second is the feeling of being sore following a big workout, big workouts should not be done many times, instead it should be controlled or sometimes distributed to other days, it could also lead to symptoms such as, Losing one's Grip Strength and Chronic Soreness in one's joints, bones and limbs. Next is becoming restless or the lost of one's focus, too much training removes rest from an individual and he or she may also lose their focus on why they are training, lastly, the feeling of being sluggish all day and becoming sick more often due to excessive training which is because of a sore body or weakness due to training.
Answer: microorganisms
Explanation: No animal has the ability to digest cellulose directly.
Most animals such as horses and termites cannot directly digest cellulose. The animals have a symbiotic relationship with bacteria in the intestinal tract. The symbiotic bacteria acts on the cellulose and secrets the necessary enzymes (cellulase) to digest cellulose in the intestinal tract. An example of such microorganism in a symbiotic relationship with animals that facilitates the digestion of cellulose is Trichonympha
I would say the second, third, fourth and fifth
D. To see the outside world
Answer:
Cleavage is a process in which cell is divided into several parts without increasing in size. There are 4 stages of cleavage i. e. 2-cell, 4-cell, 8-cell and 16 cell stages. 2 cell embryo cleavage occurs after 30 hours of fertilization. 4 cell embryo cleavage occurs after 48 hours. 6 cell embryo cleavage occurs on third day of fertilization. 8 cell embryo cleavage occurs on fourth day of fertilization and more than 100 cells are formed.
