Crossing over is essential for the normal segregation of chromosomes during meiosis. Crossing over also accounts for genetic variation, because due to the swapping of genetic material during crossing over, the chromatids held together by the centromere are no longer identical.
I just found this on google
The Five Kingdom classification
Answer:
Initiators - identify the requirement for a product within the company
Influencers - provide specifications about the technology needed by the company
Buyers - handle the process of choosing the vendor and negotiating the price
Explanation:
The buying centre of an organisation consists of 7 different member namely Initiators, Users, Buyers, Influencers, Deciders, Approvers, Gate Keepers.
- Initiators are the person who are first to suggests or initiates of the idea of buying the particular service or product.
- Influencer are the whose views or idea influence the decision making process. These influencers could be qualified engineers, technical personnel, consultants.
- Buyers are the persons who takes care of the the person who handles the paper work of the actual purchase.These buyers plays a vital role in choosing vendors. Sometimes they also helps in shaping the product specifications.
Answer:
The special cells of the sponge include those that filter sea water; cells that are phagocytic (that engulf and digest food particles); those that form the external 'skin', breathing pores and tubes through which water enters and leaves the body; and those that secrete the mineral and organic skeletons, called spicules and fibres, respectively. Sponges are also unique because nearly all their cells can change function as required (totipotency).
Explanation:
<em>PLS MARK ME BRAINLIEST* I hope this helps </em>