Answer:
B
Perception - which is the ability to receive and interpret information that reached the ears through their sensory receptors and must be translated from the sound waves into the neural signals for the brain.
Which of the following plant systems is involved in the process of drawing up nitrogen from the surrounding soil?
Answer: Roots
Answer:
Stem cells are currently being used to replace damaged cells or to treat some forms of cancer, usually taken from the adult hip (bone marrow)
Answer:
The correct option is A. Coal use in steam engines led to easier access to goods.
Explanation:
Coal is used in steam engines as a fuel. Coal is one of the cheapest source of energy and hence it has been serving mankind with various benefits since a long period of time.
The coal-based steam engines played a very important role in the developments made during the Industrial Revolution. Many industries started using coal as a power material and made progress.
The steam engines made it possible to transfer goods from one place to another very easily. As coal was a cheap source, hence trading of goods by steam engines was not very costly.
Genes are found on DNA, which make(s) up the chromosomes, found in nucleus.
:) x
