Answer:
C. Beginning of autumn
Explanation:
On this image we can see the position of the Earth toward the Sun in four different parts of the year. WE can see that in one part of the year the Northern Hemisphere is tilted toward the Sun, while in the opposite part of the year it is the Southern Hemisphere that is tilted toward the Sun. In between them, we have 21 March and 23 September when both hemispheres are equally exposed to the sunlight. These to dates mark the beginning of spring and beginning of autumn. As they are dates when both hemispheres receive equal amounts of sunlight, it means that these are the dates when the equinoxes appear on Earth.
Answer:
Homeostasis imbalance
Explanation:
Homeostasis is the ability of an organism to maintain stable internal environment. It is one of the major life functions. For example, the body has a way of regulating excess water in the body in form release of urine.
When the internal enviroment is not in equilibrium, it is called a homeostasis imbalance. It occurs when an organism is no longer able to maintain a fairly stable internal environment. Most this results as a result of diseases in the human body.
Both heart rate and breathing rate
In your question that ask on which of the following observation led Darwin to start thinking about evolution. I think that the answer is A. The animals on the Galapagos Islands were recognizable as similar to their counterparts in other regions of the world, but had range of noticeable differences from those counterparts. Many animals also had small variations form island to island
I think its either B or D im not really sure..