Answer:
DDT (dichloro-diphenyl-trichloroethane) was developed as the first of the modern synthetic insecticides in the 1940s. It was initially used with great effect to combat malaria, typhus, and the other insect-borne human diseases among both military and civilian populations.
Explanation:
Brainliest please?
Answer:
They once thought that humans came from monkeys and apes but now they think they come from a ancient ancestor not from the monkey or ape family.
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Answer:
The correct answers are A, C and D.
Explanation:
Dialysis is a treatment given to a patient to maintain his chemical levels in the body salt. Dialysis is a treatment which removes the Extra water, wastes, salts from the patient's body. This treatment is given to the patient in case of the failure of the Kidneys which are unable to clear the body from the wastes and toxins naturally. This is a time consuming process which uses a machine to purify blood from wastes and toxins. It is not the permanent solution for the renal failure, tough it is a good temporary solution.
The process of meiosis consists of 8 total stages. Cell division happens twice in meiosis which means that a starting cell can produce a total of four gametes (sperm/egg) on it's own. The four daughter cells produced only have half the amount of chromosomes from the diploid parent cell. Meaning that since it is 'half' the production of meiosis will be a haploid gamete.
