Answer and Explanation:
Bovine pancreatic trypsin inhibitor (BPT I) is a small globular protein and it inhibits the proteolytic enzymes like trypsin. BPTI is composed of ∝ helices, β sheets and 3 disulfide bonds. Due to these BPTI is a stable protein in its tertiary structure. It is almost inert to denaturation by urea and exhibits denaturation below 100 degree, only in highly acidic solutions. When all the disulfide bonds in BPTI are reduced, the protein is unfolded at room temperature and can reform three correct S-S pairings in native confirmation. if the 6 cysteine residues are reduced and unfolded in urea, the re-oxidation would yield 3 pairs with probability of first pair with 5, second pair with 3 and the third pair with 1 cysteine residues. Therefore, 5 x 3 x 1 = 15 combinations are possible accounting for 7% of protein refolding.
It would be the butterfly orchid since it is a primary producer known as an autotroph! (Is this is AP bio exam?)
Answer:
(c) sharing of one or more resources between the two species
Explanation:
The total interaction of a species with its environment, or its functional position or status in an ecosystem, is referred to as its ecological niche. The structural adaptations, physical responces, and behaviour of a species determine its ecological niche.
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The answer is lactose intolerance. Symptoms that appear of
which when ingesting or eating ice cream is most likely associated with lactose
intolerance. It is where a person can’t digest properly in terms of digesting
lactose and this could be found from dairy products and ice cream is one of
them.