Answer:
Photoreceptors - Eyes
Phono receptor - Ears
Olfactory receptors - Nose
Gustatory receptors - Tongue
Thermoreceptors - skin
Explanation:
Each receptor has sensory neurons at their tips. On receiving the information from the surrounding the start a nerve impulse. This is carried to the brain through the spinal cord. The information is transferred to different parts within the brain using relay neurons. After that, the response is again sent using nerve impulses, but this time through motor neurons. This information is passed to the effector where the response would be observed.
Answer:
If our upright bones were not strong and sturdy then we will be very weak to do work and to do small work also our body didn't support us and we will be always afraid of our body
I believe that Patty appears to suffer from Aneroxia Nervosa. This is an eating disorder characterized by persistent energy intake restriction, intense fear of gaining weight and disturbances in self perceived weight or shape like with Patty.This sometimes happens when some people are restricting their food and weight as a way of controlling areas of life that feel out of their control and their body image.
Bio accumulation of DDT lead to bird eggs with weak shells and non viable offspring. The lethal effects of DDT on birds was first noted in 1950; scientists discovered that earthworm was accumulating the DDT pesticide and that the robins that were preying on the earthworms were been poisoned. Further research revealed that the chemical cause thinning of the egg shell and production of non viable offspring. The chemical has since been banned in USA.
Answer:
D: 4.6 x
Explanation:
4.6 x 10^{9} = 4,600,000,000
Earth is approximately, 4.6 billion = 4,600,000,000 = 4.6 x 10^{9}