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:
sorry I dont know this but B and D are my suggestion
M, G1, S, and G2. M is mitosis and followed by cytokinesis. S phase is the period when DNA replication occurs.
Explanation:
Lactic acid is a common topic among athletes and sports enthusiasts, especially in regards to performance and recovery. Research about lactic acid in recent years explains the effects of lactate on performance, but these effects are different from what was previously believed.
In the past, people have blamed lactic acid for muscle soreness and performance fatigue. However, newer evidence finds that lactic acid actually provides another fuel source for working muscles and may even improve performance.
Answer:
C. Vector
Explanation:
Plague or bubonic plague is also called as black death. The pathogen responsible for this disease is <em>Yersinia pestis</em>. It is primarily a disease of rodents but can accidentally affect man. It spreads from rat to rat through rat flea (Xenopsylla) i.e flea act as the vector which transmits disease from one rat to another. But when the infected rats die, the fleas leave their body and can even bite man and inject the plague germs into his body. The symptoms of bubonic plague include high fever and a bubo or lump in the groin region or in the armpit region. Red patches appear on skin which turn black and ultimately leads to death called black death.
