Uncategorized Questions
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Explain one way in which starch molecules are adapted for their function in plant cells.(2mks)
Explain how cellulose molecules are adapted for their function in plant cells.(3mks)
Name the bond that joins two molecules to form a disaccharide
Lactose, galactose and glucose are all reducing sugars. After the lactose has been broken down, there is a higher concentration of reducing sugar. Explain why.(1mk)
Name the type of reaction catalysed by lactase (1mk)
Scientists investigated the percentages of different types of lipids in plasma membranes from different types of cell.The scientists expressed their results as percentage of lipid in plasma membrane by mass. Explain how they would find these values.(2mks)
what is the "valve" of the oral fissure
what is the advantage of taking someone's adult stem cells and converting them into IPSCs for the same individual
Two proteins have the same number and type of amino acid but different tertiary structures. Explain why(2mks)
Toxoplasma abortion in ewesWhat may be the outcomes of infection?Depends on stage of gestation & infective dose
The secondary structure of a polypeptide is produced by bonds between amino acids. Describe how(2mks)
What is the purpose of the genes in the reprogramming of adult stem cells into IPSCs
What stem cell state are induced pluripotent stem cells similar too
Malformations may occur in live born cattle and sheep
In IPSCs reprogramming give an example of a gene used
extrinsic muscles of the tongue alter the _____ of the tongue while intrinsic muscles alter the _____. The intrinsic tongue muscles are attached ____
Questions to recapHow can the same pathogen cause different types of pregnancy loss?Give an example of such a pathogen in the sheep and the cow.
What feature of a pathogen such as Mycobacterium tuberculosis could be altered by a mutation, making a vaccine ineffective?
How are cells reprogrammed back to an earlier stage of differentiation
In the reprogramming of IPSCs (induced pluripotent stem cells) what is used to take the genes into the cells