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A primary oocyte gives mount to: four diploid egg cells, one diploid egg cell and three polar bodies, four haploid egg cells or one haploid egg cell and the three polar bodies. describe it in detail with proper diagrams.
Much genetic evidence indicates that humans and chimpanzees are very closely related, despite the observation that chimpanzees have 48 chromosomes and we have only 46. At first, the difference in chromosome number was co ...
Bacterial cells have only one DNA molecule, which is double stranded and is replicated in essentially the same fashion as in eukaryotes. Imagine that, following the techniques of other scientists studying DNA, you create ...
In a plant, the allele that results in violet flowers (V) is dominant to one that results in white flowers (v); at another locus, the allele that makes prickly seed capsules (P) is dominant to one that results in smooth ...
What alternative form(s) of energy should we be using in Florida and why?
What is the relationship between the fields of taxonomy, systematics and cladistics?
Let's say that Robert Baratheon, despite being king, was unlucky enough to be heterozygous from Huntington's disease and heterozygous polycystic kidney disease-2 (caused by a mutation in the Polycystin-2 gene). However, ...
Biology 1. What is the difference of fatty acid β oxidation in mitochondrion versus peroxisome? Why such a difference exists? 2. (a) Write down the structure of arachidonic acid (C20:4 Δ5,8,11,14). (b) What do you expect ...
Discuss the common role the Sonic Hedgehog gene serves in the limb development of all living vertebrates. What does the result of the skate embryo experiment mean about the evolutionary origin of Sonic Hedgehog?
1. Mediterranean Climates, like those in Central California, experience extremely hot and dry summers and relatively cool and moist winters. Relate the soil-water balance to the growth strategies of plants in this region ...
Sickle-cell anemia is caused by an abnormal hemoglobin molecule that changed the shape of red blood cells. This disease can lead to various health complications that are often lethal. However, heterozygous individuals ha ...
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