Answer:
probably natural selection but it could also be discontinous variation.
Explanation:
depends on what context is??
Answer: He used it to study the ancient cells in fossilized wood.
Explanation:
Answer: This would affect the whole marine ecosystem. It would also effect the oxygen concentration inside the sea and in outer environment.
It contributes to a huge proportion of oxygen in the environment and if there is some sought of pollution in the sea then the aquatic animals will die and it will effect the other animals present in sea.
The marine ecosystem will be disturbed and the food web inside the sea will also be hampered.
there are 4 chromosomes in the sex cells of each fly
Answer:
Air,water,land,these are the A-biotic factors of the environment and are associated with life in many ways and life is totally defendant on these A-biotic factors of the life
Explanation:
Life is basically dependent on two components the biotic (living things) and A-biotic (non living) components of life.Living component are inked to each other with food chain and the energy is transferred between the food chains and the energy is made by the producer with the help of a biotic factors associated with the life. By using A-boitic component the producers the primary component of the food chain make the food and is consumed by the consumers and then the same way the energy is transferred from on level to the next level and energy is consumed up to 10 percent in each level of the food chain.
