Bloodborne pathogen can be transmitted when blood or body fluid from an infected person enters another persons body via needle-sticks, himan bites, cuts, abrasions etc...
A difference between plant cells and animal cells is that most animal cells are round whereas most plant cells are rectangular. Plant cells have a rigid cell wall that surrounds the cell membrane. Animal cells do not have a cell wall.
Yes, all ecosystems need to have a top predator (quaternary consumers) so that the cycle of the food chain can stay complete.
Answer:
carbon dioxide then oxygen
Explanation:
Answer:
Precipitation, water availability, sunlight, and temperature are all abiotic factors. Deserts are characterized by their lack of rainfall. Although we usually think of deserts as being hot, some deserts can be cold too. Biotic factors are all the living things in an ecosystem. So organisms such as cacti and the kangaroo rat.
