what is Sickle Cell Anemia ?
Answers were Sorted based on User's Feedback
Answer / ashok matcha
Sickle-cell anaemia is caused by a point mutation in the β-globin chain of haemoglobin, causing the hydrophilic amino acid glutamic acid to be replaced with the hydrophobic amino acid valine at the sixth position.the blood cells become sickle shape and rigid in shape with out flexibility to pass through the vessels. these rigid blood cells are unable to deform as they pass through narrow capillaries, leading to vessel occlusion and ischaemia.
Is This Answer Correct ? | 2 Yes | 0 No |
Answer / swapna
Deficiency of bloodplatelets causes sickle cell anaemia.
Is This Answer Correct ? | 2 Yes | 2 No |
What is stem cell research?
A base deletion occurs in the regulator gene of the LAC operon. Describe how the operation of the LAC operon might be affected?
The gene for tallness (T) is dominant over the gene for shortness (t) in pea plants. A homozygous dominant pea plant is crossed with a heterozygous pea plant, and 200 seeds are produced. Approximately how many of these seeds can be expected to produce plants that are homozygous dominant?
Does unwinding DNA cause aging?
Cystic fibrosis (CF) occurs with a frequency of about 1/2500 Caucasian newborns and is inherited as an autosomal recessive. A woman had an older sister die from complications of this disease. CF is not present among relatives of her husband. Both the woman and her husband have normal phenotypes. What is the chance this couple will have a CF child?
cancer cells have their dna wound back wards, is that true?
Suppose you are heterozygous for a mutant beta-thalassemia allele. If the frequency of beta-thalassemia is 1/1600 persons, what is the probabilty that your prospective spouse is heterozygous for a mutant beta-thalassemia allele?
which chemical substance is generally used to obtain polyploids?
what is Translation ?
Is codominance inheritance same with incomplete dominance inheritance?
what is junk DNA?
name the Best plant to practice breading/genetic study?