Answer:
This question is incomplete, the options are:
A) Decreased temperature
B) Strong southerly winds
C) Presence of a predator
D) Lack of water
The answer is C
Explanation:
A stimulus is something that provokes a response or reaction in a living organism. It can either be internal or external. An animal can respond to stimulus such as hunger, heat, predator etc.
However, among all the listed stimuli in the options, the PRESENCE OF A PREDATOR is most likely to result in a more rapid heartbeat in an animal. This is because the predator stimulus will require the animal to respond by running in order to survive. Running will increase its metabolic activity and cause its heartbeat to increase.
Answer:
The red blood cell would swell.
Explanation:
Since the red blood cell is placed in a solution that has 10% solute than itself, the red blood cell would swell since the solution is a hypotonic solution.
What are the "following" I need to know the possible answers.
Answer:
Chemical families on the periodic table are the following:
1) Alkali metals.
2) Alkaline earth metals.
3) Transition metals.
4) Halogens.
5) Noble gases
Explanation:
Alkali metals are those elements having one electron in the outermost shell. Alkaline earth metals are found in the earth such as calcium. Halogens means salt forming, it produces salts when combine with alkali. Noble gases are those which are non-reactive in nature.
The correct answer is that some of the sand originayed from the sea-cliff rock itself.
Vertified.
Happy Science!