Answer:
The answer is C.) if mosquitoes are given a light in a dark room, they will fly toward the light.
Explanation:
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Answer:
Explanation:
Compact bone aka cortical bone is a dense, solid and rigid in which bony matrix with ground org. Substances and salts densely filled and leave tiny spaces known as lacunae. These spaces contain osteocytes also called as bone cells. Inside of these osteons there is a central canal which supplies blood vessels and nerves within bone. These vessels provide blood to the spongy bone and living cells housed within compact bones.
Structure of Compact bone: Basic unit of Compact bone is called osteon also known as haversian system. Each osteon consist of four parts.
1. Haversian canal which consists blood vessels and nerves acts as a site of hematopoiesis which is one of the functions of Compact bone.
2.lamellae are concentric rings of strong matrix consisting Calcium and phosphorus. this gives the bone its strength and hardness to bear body weight.
3.Lacunae contains osteocytes.
4.Canaliculi links osteocytes and provide route for nutrients to reach osteocytes.
its d because if you get rid of trees then your gettign rid of homes and its increses soil erosion from there being no roots of trees decresed biodiversty form the lack of homes and decresed quality of air because theres no trees to make oxygen
Answer:
B) plants get the energy they need for photosynthesis from sunlight
Explanation:
