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Q1. Why do mosses and ferns both require free water to complete their life cycles? At what stage of the life cycle is the water required? Do angiosperms also require water to complete their life cycles? What are reasons for the difference?
Q2. In horses, black coat colour is influenced by the dominant allele (B) and chestnut coat colour by the recessive allele (b). Trotting gait is due to a dominant gene (T), pacing gait to the recessive allele (t). What colour horse would you use to expose the genotype of a black trotter?
Give genotype and phenotype of such horse.
A marine biologist has dredge up some unknown animal from the seafloor. Describe some of the characteristics she must look at to determine the animal phylum.
After some week's plants that were transplanted into nonsterile soil exhibited a much higher growth rate compared to the plants transplanted into sterile soil. What would be the most likely explanation for this result.
You now grow Daphnia and Bosmina together. Suppose they remain limited by phytoplankton. What genetic basis of erminette pattern is suggested? How would you test your hypothesis.
The phenotypic variances were 9.4 cm2 for the inbred strain and 26.4 cm2 for the randomly pollinated population. Guess the broad sense heritability of ear length in these populations. What are the usual frequencies of the gametes from a plant with th..
Yet jam can be left unrefrigerated for long periods without contamination by bacteria and mold. Which provides the best explanation for this phenomenon.
Wrap up the report by explaining the integration of the body systems in maintaining homeostasis. You should include at least the circulatory, digestive and urinary systems in the explanation.
This is "new methylene blue" stained blood. What cell is stained? What are the "inclusion bodies" called in this case of thalassemia? Describe this slide (is it peripheral blood smear/bone marrow aspirate or biopsy, and is it normal/abnormal?).
How does your answer make clear that why antibiotic resistance evolves so fast. What is the equilibrium frequency of the resistant allele in the absence of methicillin.
Unexpectedly, a missense mutation found in a protein-coding gene is no longer causing problems for the cell due to the presence of this mutant tRNA. Before the missense mutation in the protein-coding gene, what was the unique encoded amino acid.
Assume that, during biological research, it became possible to incorporate fully functional chloroplasts into the basal layer of our epidermal skin cells. Knowing the structure and function of chloroplasts, how will this influence our body.
What is a population? What is a species? You are conducting fieldwork and discover two populations of squirrels living on opposite sides of a lake. How would you design a study to determine, without disturbing the squirrels, whether these two populat..
Once you arrive at the distal ileum, go through mucosal membrane and enter the bloodstream via the Superior Mesenteric Vein. Evaluate the cellular organelles and other structures to the parts of a city. For instance, the nucleus is city hall and the ..
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