Which of the groups of early developmental genes in Drosophila act across segment boundaries to produce parasegments?
What will be an ideal response?
pair rule (genes)
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Metabolism is a unifying characteristic of all cellular organisms
Indicate whether the statement is true or false.
The effectiveness of DNA vaccines stems from the effective production of antibodies against the naked DNA molecule
Indicate whether this statement is true or false.
Which of the following best describes sponges?
A. They are symmetrical, lack tissues, and do not move. B. They are asymmetrical, lack tissues, and do not move. C. They are asymmetrical, have tissues, and do not move. D. They are symmetrical, have tissues, and do not move.
In recombinant DNA technology, a YAC is an enzyme isolated from a large South American, four-legged mammal
Indicate whether the statement is true or false