Answer:
Groundwater.
Explanation:
Groundwater in this case is the primary abiotic factor that inhibits organism from being preserved after been buried. After being buried, decomposers here becomes the biotic factors that eat up dead bodies.
It is also known that sedimentary basins encounters a certain change in its subsidence rate over time, and eustatic sea level changes continuously, causing depth to variations in groundwater and lakes, ocean temperature, spreading rates, continental collision and cracks, and sedimentation in ocean basins.
Answer:
B. Cartilaginous fish
Explanation:
Sharks have a cartilaginous skeleton. Cartilage is less dense than bone which allows sharks to move quickly through the water without using too much energy.
Explanation:
In thermoplastics, the arrangement of monomeric units is linear and in thermosetting plastics, it is cross-linked. Thermoplastics are usually soft, weak and less brittle, so can get soften on heating and stiffen on cooling. They can be melted, remoulded and recycled easily.
In humans sperms can survive 3 -5 days within the female reproductive tract.
The ideal time of fertilization is around ovulation when the egg is in the fallopian tube. After travelling through the vaginal canal, the strongest sperm make it to the cervix. From here, the sperm must travel through the uterus and into one of the fallopian tubes.
