Answer: Marina Trench
Explanation: The Mariana Trench stretches 2,500 kilometers (1,500 miles) in an arc that is edged by islands such as Guam and Saipan. Its deepest point is known as the Challenger Deep.
Answer:
absorption of oxygen
Explanation:
the others would not make sense so i think this is the answer
Answer:
round worms reproduce sexually
the nervous system of a roundworm contains a brain and nerve cords
Answer:
Option (A).
Explanation:
Gym or exercise is important for all the individual to stay fit and healthy. Regular exercises in gym reduce the chances of heart attack and also control the obesity problem.
The gym should be located in well developed area free from any pollution and safety is the most important in any gym. The equipment used in gym must be of best quality and the trainers should explain each and every exercise necessary for the individual. The room temperature should be well maintained and properly ventilated.
Thus, the correct answer is option (A).
Answer:
The models are missing in the question. The models along with the question is provided in the attachment below.
The answer is : Model A represents the Plasma membrane.
Explanation:
According to the question, model A represents the plasma membrane. The reasons are :
(a). In the model A, the bilayers consists of two leaflets of the amphipathic lipid molecules. Here the polar head groups is in contact with the intra cellular or the extra cellular non aqueous phase, where the non polar tails are facing each other constituting the hydrophobic interior of the membrane.
(b). Lipid are not rigid as well as static structure. In the lipid bilayer, the lipid molecule are able to rotate around their axis freely and diffuse laterally with each leaflet.
(c). The plasma membrane acts as the selective plasma membrane.
