Answer:
The finding is expected. This is due to older people having a very depleted amount of proteins and calcium which affects their bone density.
Aged people have a large amount of osteoclasts which is responsible for the the breakdown of bone for repairs and remodification which poses a great risk for decreased and weakened bones.
The 9 yr old grand daughter however has large amounts of osteoblasts which help in bone production and translates to stronger bones.
This features and findings are the assumed and likely reasons why the 75yr old woman had fractures and the 9 yr old grand daughter suffered none.
Answer AND Explanation:
Classification is the orderly arrangement of organisms into groups based on their similarities. The modern method of classifying organisms was devised by Carolus Linnaeus. The characteristics used include:
- Anatomical structure- whether the organism is prokaryotic or eukaryotic
- Biological processes for example photosynthesis in plants and production of hormones.
- Cell structure
- Body type- unicellular or multicellular
- Mode of nutrition- heterotrophic or autotrophic
D. Genes. They have genetic material that determine our characteristics.
Answer:
D. sister chromatids; centromere
Explanation:
