Answer
Hi,
A. Radioactive markers
Explanation
Hershey and Chase used specific radioisotopes to form a trace of the two important components of the virus in its life cycle. The 32P was used to identify the DNA while the 35s labeled the proteins.DNA strands have a sugar phosphate where as protein contains sulfur.
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Answer:
Answer is E. Apply a thin layer of lotion on the skin from the neck to the soles of the feet.
Explanation:
Scabies are described or known to be small bugs that burrow and found crawling under the skin. They lay eggs and continue to multiply under the skin.
They cause rash on the skin and severe or intense itching, which normally get worse in the night.
The lindane lotion , when applied on the skin, goes through or enters the skin, and kills the scabies and their eggs.
The scabies do not affect the face of adults and older children.
Answer:
organisms that have more favorable traits tend to leave more offspring ... improved fitness of certain individuals in the population that allows for survival and reproduction. ... Based on H-W conditions, five major causes of evolution: ... factors that prevent organisms of two species from producing vigorous, fertile offspring
Explanation:
A stupid mistake made from the very beginning
Answer:
Explanation:
This is because meoisis division occurs in gamates which are sperm cell and egg cell . And in meoisis division the number of chromosomes for the daughter cells is half the number of chromosomes that the parent cell have. This is because when there is a fussion of male and female sex cells ,the zygote which is the daughter cell should have the 46 chromosomes which is the normal chromosomes for humans and when this chromosomes are in pairs then they should be in 23 pairs of chromosomes which are haploid and later be used for another cycle when the person matures and ready to reproduce
