From top to bottom, I believe the answers are:
Biologist
Chemist
Geologist
Hydrologist
Answer:
c)polymerase chain reaction (PCR).
Explanation:
Because the paleontologist recovered only a bit of tissue and it is very old, it is very likely that the DNA in the sample is very small and part of it is degraded. Anyway, the paleontologist must first amplify the DNA sample to obtain many identical copies of the specific region of the DNA they want to compare. the above is done through a polymerase chain reaction (PCR).
Answer:
Thermal
Explanation:
The total kinetic and potential energy of the particles in an object is called thermal energy.
Answer:anser is b have a good one
Explanation:
The different levels of organisation within the biosphere, from the smallest to largest are:
1. Individual, species or creatures
the organisms
2. population
The entire populace
3. community
The total population at a given point in time and place.
4. ecosystem
The biotic and abiotic factors that are interacting.
5. biome
The ecosystems that share the same characeristics and abiotic factors.
6. biosphere
The entire living and nonliving organism in the planet earth, from prokaryotic cells to eukaryotic cells and how organic compounds from its enviroment aid in their survival