Answer: B The trait is determined by a recessive allele
Answer: Southern blot
Explanation:
The techniques of Southern blotting helps to identify specific sequences of DNA among two or more samples that have been collected from organisms to be investigated.
This biochemical process also involves electrophoresis and hybridization of DNA to obtain the right order of the nucleotide bases, as similar order of bases would infer COMMON ANCESTRY between the two organisms.
Anton van Leeuwenhoek, using the microscope, was the first to observe bacteria and protozoa.
Answer:
1) it provides mechanical support and elasticity in steam
2) it provides tensile strength with flexibility to those organ in which it is found
3) it occurs mostly in the aerial part of the plant and is restricted to the other layers
4) it contains some chloroplasts which manufacture sugar and starch
5)it allow easy bending in various parts of the plant, without actually breaking
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