Answer: Zygote
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Genotypes are the genetic composition of the organism. The alleles for the genotype are located at the genetic loci of the chromosome inherited from each parent.
<h3>What are alleles and genetic loci?</h3>
The alternate version of the genes that code for the hereditary trait and characteristic of the organism giving them the genotype and the phenotype is the alleles.
Genetic loci is the designated position found on the chromosome of the organism possessing the alleles coding for the genotype that can be purebred dominant and recessive, and heterozygous.
Therefore, alleles are physically present on the loci.
Learn more about loci here:
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If i am not mistaken ,
A
i ) 15 and 21
ii) 10 and 17
iii) 18
iv) 9
B . it plant cell
Answer: B
Explanation: Transport of pebbles in a stream causes them to collide and rub against one another and the stream bed, and the resulting abrasion produces the familiar smooth and rounded shape of river rocks.