Answer:
a)CTGCT
Explanation:
DNA contains four (4) types of nucleotide base pairs: cytosine (C) that is complementary to guanine (G), and adenine (A) that is complementary to thymine (T)
When movement occurs against the concentration gradient (low to high), this requires Active Transport.
<u>Explanation:</u>
Substances moving against the concentration gradient, from a lower concentration area to a higher concentration area requires an active transport. It is termed as “active” since there is a requirement of energy usage. This process is in contrast with that of a passive transport. Active transport needs carrier proteins for assistance.
Both active transport and facilitated diffusion requires proteins for assistance in transport process. The difference is that, active transport always takes place against the concentration gradient, thereby moving the substances from lower concentration area to a higher concentration area. The types of proteins that are used for transport will not be same.
Answer:
Pineal gland is a very small structure inside the brain which helps in the production of hormones. It forms from the roots of the diencephalon which is an important part of the brain.
Basically the pineal gland is situated behind ventricle( third cerebral ventricle) of the brain.
The main function of pineal gland is that it is regulates the sleep wake cycle by producing melatonin.
Answer:
<u>C. Many lines of evidence show climate change occurring.</u> makes climate change valid.
Explanation:
<em>There is a strong scientific consensus that the Earth is warming and that this warming is mainly caused by human activities. This consensus is supported by various studies of scientists' opinions </em>
Answer:
a garden or area where vegetables, fruit, or herbs are grown for domestic use.
Explanation:
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