Answer:
Radiation
Explanation:
Hamza is observing radiation. Well, of course, the safe kind. Radiation is the release of energy in the form of electromagnetic waves or active subatomic particles. In this case, Hamza is observing heat radiation, which cannot harm him, as compared to UV or Gamma radiation.
Hope this helps ya ツ
Answer:
Answer is all of the above.
Explanation:
Reproductive isolation can be described or explained as a collection of mechanisms such as behavioral and ecological mechanisms preventing the members of two or more groups of different species that mate from producing offspring, or if their mating eventually produced offspring, the offspring will not be fertile.
There are things that can make reproductive isolation to occur, they include
* Lack of fit between or among sexual organs.
* Creation of mating location,behavior and time.
* Offspring sterility
1. The study of all life or living matter.
2. The living organisms of a particular region.
3. The structure, function, and behavior of an organism or type of organism.
Answer:
Option-II and III
Explanation:
The wastewater produced by humans like from the human toilets is dumped into the flowing river bodies mostly in rivers and in the lakes also.
The human wastewater is rich in the nutrient contents like the phosphorus, nitrogen, and potassium. These nutrients could be accumulated in the lakes which could cause eutrophication in the lakes and rivers.
Also, the human stool sump is rich in the disease-causing pathogens like the bacterial species present in the gut and intestine.
Thus, Option-II and III are correct.
B. The recombinant DNA produced by the combination a vector and the gene of interest are inserted in the E. Coli, which produce multiple copies of this recombinant DNA alone with the chromosomal DNA expresses the gene.
