What is ultimately the fate of fontanels in a child or an adult skull?
What will be an ideal response?
They ossify, and in time become sutures.
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The mitochondrial DNA study indicated that there was no genetic input from Neanderthals in modern humans, but the whole-genome study suggests that in fact there was. Which of the following strategies could be employed to resolve this discrepancy?
A. Look at the Y chromosome because that also does not undergo recombination. B. Look at the X chromosome because that also does not undergo recombination. C. Look at genomic DNA only in modern humans that are females. D. Look at genomic DNA only in modern humans that are male.
The plant hormone that prevents seed germination even if conditions of temperature and moisture conditions are appropriate would be:
A. auxins B. gibberellins C. ethylene D. abscisic acid E. brassinosteroids
Cultured skin substitutes used to treat burns and chronic wounds are extracted from which tissue?
a. bone marrow b. foreskin from circumcised infants c. umbilical blood d. adult skin
e. trachea epitheliumThe lowermost and outermost whorl on a floral shoot consists of petals
____________________ Indicate whether the statement is true or false.