Answer:
b) the plastic bag was permeable to iodine
the plastic bag was selectively permeable
the iodine moved into the plastic bag.
the plastic bag was permeable to cornstarch.
Explanation:
The experimental set up represented the concept of osmosis.That is the movement of water molecules from the region of higher water potential to region of lower water potential through a semipermeable membrane(a cell membrane which only allows water and certain molecules to pass through,but restrain other molecules through its pores.
Generally potassium iodine test is the standard test for starch.
Therefore, in the question,water moves iodine molecules as iodine solution(from high water potential) to move across the paper bag(semi permeable membrane) to the reach the corn solution.(low water potential,high solute potential).This turns the starch in the corn solution blue-black/purple.
The answer is D. The Dominant trait is the most occurring or “popular “ trait therefore it must me the majority
Interneuron, skeletal muscle, somatic receptor, afferent nerve fiber, and efferent nerve fiber.
The action potential from skin receptors is sent by nerves in this type of reflex system.
Sensory neurons advance the motion to the Central Nervous System (CNS).
The efferent neuron or motor neuron causes changes at the effector, which are the skeletal muscles, for adequate integration and responsiveness.
Reflex action refers to the full series of actions. The reflex arc is the name of the route.
Somatic receptor followed by afferent nerve fiber, interneurons, efferent nerve fiber, and skeletal muscle constitutes the proper order.
To learn more about somatic reflex follow the link:
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The correct answer is C. The separation of chromatids happens during Anaphase, which is represented by R in the diagram.