Low levels of estrogen is a sign that the ovaries of a woman are beginning to fail. This is a common occurrence when one is at menopausal stage. Estrogen and progesterone naturally decrease and eventually stops the menstrual cycle. Hope this helped.
Answer:
(D). lungs
Explanation:
Cladograms are diagrams that show cladistic relationship between organisms of different species on the basis of their characteristics. The cladograms may include characteristics to make two organisms different from each other.
In given cladogram, characteristic that separates bony fish from amphibians is 'lungs', as lungs are absent in bony fishes, while present in amphibians.
Thus, the correct answer is option (D).
Because if you take care of your body/organs by exercise and good diet then your bidy will stay healthy without sickness which results in longer life span
The smallest particle of any type of matter would be an Atom
B . By altering the enzyme's shape and structure due to a change in its optimal pH.
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hope it is helpful to you
