Answer:
The correct answer is single,double and triple covalent bonds .
Explanation:
A carbon atom can form a single bond with another carbon atom example ethane.
A carbon atom can form a double bond with another carbon atom example ethylene
A carbon atom can form a triple bond with another carbon atom example acetylene.
But during the formation of Carbon carbon single bond or double bond or triple bond the valency of carbon atom that is 4 is always maintained.
I think the answer would be A
Answer:
SS,or Ss
Explanation:
If the alleles for short tail length is ss then it would be opposite for long tail length such as SS and if the long gene is in front then it will have the long alleles such as Ss
Hope this was helpful
The cautions that can be given to the friend include the following:
Eating foods from different sources is very advantageous because it ensures that one gets all the necessary food nutrients that are needed for proper growth and development. Getting the necessary food nutrients on the other hand will boost one's immunity and enable one to develop resistance to diseases. Restricting one's food to a limited type of food is very bad and can have fatal consequences.
Answer:
Uniformitarianism: assumption that the same natural laws and processes that operate in our present-day scientific observations have always operated in the universe in the past and apply everywhere in the universe.
Explanation: