How can the chromosome number of an individual be tested before they are born?
What will be an ideal response?
Ans: chromosome number of an individual be tested before they are born by the help of prenatal testing. Prenatal karyotyping is done to detect changes in the fetus's genes or chromosomes before birth. It evaluates the number and structure of chromosomes.
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If you were able to increase the kinetic energy of the molecules inside your body, how would this affect your body temperature?
A. It would increase B. It would decrease C. It would remain the same Clarify Question What is the key concept addressed by the question? What type of thinking is required? Gather Content What do you already know about potential and kinetic energy? What other information is related to the question? Choose Answer Do you have all the information needed to answer the question? Reflect on Process Did your problem-solving process lead you to the correct answer? If not, where did the process break down or lead you astray? How can you revise your approach to produce a more desirable result?
The molecule that is polar and acts like a base is
A. R-NH2 B. R-CO-R C. R-OH D. R-PO4 E. R-SH
In this depiction of transcription (accompanying figure), the ____ strand is ____ because it ____
a. upper; RNA; contains guanine b. upper; RNA; contains uracil c. lower; RNA; contains thymine d. upper; RNA; has no uracil e. lower; DNA; contains adenine
Which of the following statements is false?
a. HIV is the virus that causes AIDS. b. The AIDS virus is a retrovirus. c. The AIDS virus attacks macrophages, dendritic cells, and helper T cells. d. Even though the AIDS virus does not have its own DNA, it causes the host to produce DNA that will become part of host chromosomes. e. Antibodies to the AIDS virus can be detected immediately after infection occurs.