The Cretaceous Period was the last and longest period of the Mesozoic Era. It lasted 79 million years.
Answer:
Physarum first grows as single-celled amoebae, but the amoebae fuse, and the organism loses its 'cellular' makeup. As the organism continues to grow, nuclei divide without cell division. The resulting bag of nuclei is called a 'coenocyte' or 'plasmodium'.
Explanation:
Ans.
Aristotle was a Greek scientist and philosopher that performed various experiments and study in the field of biology, medicine, and physics. His research included logical, empirical observations as his study credited with earliest formal logic. He was the first person that studied biology systematically and his biology experiments included dissection of organisms.
Hence, the correct answer is option b). Aristotle.'
Cells are made up smaller units called organelles that undertake various critical roles in the activities of the cell. Some of these organelles include, mitochondria whose major function is formation and production of energy in the form of ATP, Ribosome is an organelle involved in the protein synthesis, lysosome is involved in the destruction of old and worn out tissues and organelles, Golgi apparatus or complex helps in transportation, modification and packaging of secretions such as proteins and lipids. Therefore, alcoholism affects the activity of lysosomes in the liver since they are tasked in the digestion of proteins using hydrolytic enzymes.
