<span>the way a mineral cleaves reveals its crystal structure. true.
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<span>By definition, a mineral must have a crystal structure.</span>
Answer: Ectotherms depend on external heat sources. Their body temperature changes with the temperature of the environment. Endotherms generated heat internally to maintain body temperature.
Explanation:
<span>A deletion has occurred in the chromosomal structure. This is because the gene represented by d has been removed from the list of genes after the breakage has occurred.</span>
<span>Basically, the body needs to know what it is defending against. Your body can still (usually) fight off infection, even without an immunization, but it takes longer. Basically, your body creates cells with a receptor for a specific disease. When this cell finds the disease it is programmed for, it will send out signals to the "killer" cells to come and kill it. If your body doesn't have the "seeker" cells, it can't fight off the infection until it does. The opposite end are autoimmune diseases, where your immune system starts attacking itself.
brainlest answer</span>
The answer is Himalayan white fur for A, B is RR,Rr, Rrh(the h is like a degree like on the paper.),Rrch(same as the Rrh) thats the first 2 hope it helped