Search & Filtering
describe a simple spinal reflex.
what do you mean by nucleus or nuclei within the nervous system?
which way is the sensory information carried in the nervous system?
Answer all of the following questions concerning protein synthesis by the endoplasmic reticulum: (Total of 7 Marks) a. Name the structure that binds to the SRP at the honest of secretory protein synthesis. (1 Mark) b What happens to protein synthesis when the above binding (a) is established on the nascent polypeptide chain? (1 Mark) c What facilitates the association of the ribosome with the translocon of the ER membrane? (2 Mark) d. Which molecule recognizes and binds to unfolded or misfolded proteins and help them attain their native structure. (1 Mark) e. Which molecule is responsible for degrading misfolded proteins? (1 Mark) t. Where are misfolded secretory proteins eventually destroyed? (1 Mark)
In the United States, approximately one child in 10,000 is born with PKU (phenylketonuria), a syndrome that affects individuals homozygous for the recessive allele (aa)
Show your working in calculating the following:
i) Frequency of the recessive allele.
ii) Number of individuals who are carriers for this trait.
generally, is glycolysis endergonic or exergonic?
Using a good compound light microscope with a resolving power of 0.3 µm, 10X ocular lens, and a 100X oil immersion lens. Would you be able to discern two objects separated by 3 µm? 0.3 µm? 300 nm?
Using a good compound light microscope with a resolving power of 0.3 µm, 10X ocular lens, and a 100X oil immersion lens. Would you be able to discern two objects separated by 3 µm? 0.3 µm? 300 nm?
How do bacteria and archaea differ from each other, Compare their cell wall structure, patterns of cytoplasmic membranes and ribosomal entities, and 16S-rRNA?
is galactose a monosaccharide?
