<span>Alfred Wegener first proposed the theory
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Yes humans do have the obligations of preserving the habitats of chimpanzee as it is considered as an endangered species. Most of the human practices such as tree logging, environment pollution, exploitation of animals and others has led to many species being endangered to extinction.
Answer:
Protons, neutrons, and electrons: Both protons and neutrons have a mass of 1 amu and are found in the nucleus. However, protons have a charge of +1, and neutrons are uncharged. Electrons have a mass of approximately 0 amu, orbit the nucleus, and have a charge of -1.
Explanation:
Yes, it's A. Spinach and cabbage are (A) the leaves of plants. Spinach do have flowers but they are not the flowers itself while cabbages don't have flowers. Cabbages and Spinach don't have fruits either.