I don’t know the answer to this question
The methylene blue reduction test is a test commonly used to estimate the microbial load of a milk sample and as a result, examine the quality of the milk.
The principle of this test is that methylene blue is a dye which loses its colour in the absence of oxygen. Bacterial metabolism can cause the depletion of oxygen in the milk, therefore the methylene's reduction rate is connected to the presence of microorganisms in the milk.
As a consequence, if the tubes were not sealed tightly, then oxygen will enter the tube and the dye's colour will diminish, giving a false result concerning the presence of microorganisms in the sample.
The steroids gain access to their receptors because steroid hormones are lipid soluble and can readily diffuse through the lipid bilayer of the cell membrane.
The steroid hormone dissociates from its plasma carrier protein and diffuses throughout the mobile membrane. After gaining entry to the mobile, the free hormone binds to an intracellular receptor and alters gene transcription.
In keeping with the free hormone speculation, due to their hydrophobicity, steroids are able to freely diffuse across lipid bilayers; but, megalin-established endocytosis has been proven to be at the least partly answerable for the uptake of sex hormones and nutrition D.
Steroid hormones, in general, are believed to freely diffuse across a membrane partly due to their close resemblance to ldl cholesterol, but recent evidence indicates that they could additionally enter cells thru receptor-mediated endocytosis.
Learn more about Steroid hormones here: brainly.com/question/11732266
#SPJ4
Answer:
The United States Congress is made up of the House of Representatives and the Senate.
Explanation: