Answer:
Part of the extracellular matrix secreted by osteocytes. (Ans. B)
Explanation:
Cells which are present on bones are known as osteocytes. Bone is composed of extracellular matrix, and cells. There are three types of cells which are present in the bones:
1) Osteoprogenitor cells.
2) Osteoblast.
3) Osteocyte.
Extracellular matrix is composed of organic matrix consisting glycoproteins, proteoglycans, osteocalcin also known as calcium binding proteins, and osteonectin which anchors bone mineral to collagen.
Answer:
Its Genetic drift
Explanation:
Genetic Drift is a random decrease in genetic variation
Answer: Stop the experiment and tell your science teacher.
Explanation: should never leave the broken item without telling the teacher, don't try to fix something that you don't have permission to, don't keep using broken equipment
Answer - B. Kidney function is controlled by the blood's composition and hormones.
Reasoning - Well to start off the kidneys (main) purpose function is to clean your blood which is very Important with blood composition. Second It can also and will excrete it through urine which is pretty much what it does. Oh and also a little bit of hormones.
Solar energy from the sun.
Geothermal energy from heat inside the earth.
Wind energy.
Biomass from plants.
Hydropower from flowing water.