Unpredented ethical and social concerns. as well as serious challenges to the environment. human health, animal welfare, and the future of agriculture.
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Answer: B
Explanation: A lunar eclipse is where the moon is right in front of the sun. Thus causing darkness on the earth during the lunar eclipse.
Answer:
The levels of Organisation in multicellular Organisms are Cells,tissues,organs and organs systems.Organisms,
Explanation:
Cells through out the body develop and perform different functions.Different types of cells constitute to form tissues,and different tissues constitute to form an organ and different organs constitute form an organ system and different systems perform specific functions.The organ systems such as the digestive,circulatory,excretory,nervous,Respiratory,lymphatic system and reproductive system These systems are complex by the action of enzymes these systems are carried out.Without the enzymatic action the functions of a system cannot carry out.
Answer:
An anticodon is a trinucleotide sequence complementary to that of a corresponding codon in a messenger RNA (mRNA) sequence. An anticodon is found at one end of a transfer RNA (tRNA) molecule.
Explanation:
