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An organelle capable of the synthesis of nuclear membrane is :




(a)   Some GM crops that are available to farmers are resistant to herbicides (weedkillers). Other GM crops are resistant to diseases caused by viruses and to damage by insects. Some people are for the use of GM crops because they may be beneficial to ecosystems. Some people are against the use of GM crops because they could harm ecosystems. Discuss these opinions for and against the use of GM crops.


4. Colorblindness is an X-linked trait caused by a recessive allele. A carrier female marries a normal male. (Punnett Square: 4 points)

a. How many of the male offspring can be expected to be color-blind? (1 point)

b. How many of the male offspring can be expected to have normal vision? (1 point)

c. How many of the female offspring can be expected to be carriers? (1 point)

d. How many of the female offspring can be expected to be normal? (1 point)


4. Colorblindness is an X-linked trait caused by a recessive allele. A carrier female marries a normal male. (Punnett Square: 4 points)



Derive the energy generated in terms of ATP molecules from the complete oxidation of a molecule of saturated fatty acid composed of fourteen (14) carbon atoms into carbon dioxide and water.

Note: Start with Beta -Oxidation of the fatty acid then proceed to KREBS’s Cycle with the ETS



Derive the energy generated in terms of ATP molecules from the complete oxidation of a molecule of saturated fatty acid composed of fourteen (14) carbon atoms into carbon dioxide and water.

Note: Start with Beta -Oxidation of the fatty acid then proceed to KREBS’s Cycle with the ETS


A. Read and analyze the following genetic problem. Answer what is being asked. Show complete solution in a separate paper then take a picture and upload it here.(Genotypes of P, Punnett Square and GR, PR).

2. If you crossed a heterozygous spotted lizard with a homozygous green lizard, what percentage of their offspring would be green and what percentage would be spotted? Note: You may use your own letters to signify the alleles.



How does the structure of DNA account for the wide range of differences in life


How can many different DNA molecules be made up of only four bases?



what could be an explanation for two neighboring drops with different shapes?



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