Freezing food is an excellent preservation method because freezing readily kills most if not all microorganisms contaminating the food.
Answer the following statement true (T) or false (F)
False
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As DNA is always double-stranded, RNA is always single-stranded
Indicate whether this statement is true or false.
Eating as little as ___ grams of trans fats can
increase a person’s risk for a variety of diseases.
a. one b. two c. three d. four e. five
Which of the following is false?
A) In a reciprocal cross, if an offspring has the mother's phenotype for both crosses, cytoplasmic inheritance is responsible. B) In maternal effect, an offspring will have the genotype of their mother. C) When a maternal effect gene is seen, the offspring will demonstrate the phenotype of the mother's genotype. D) The direction of shell coiling in Lymnaea peregra is influenced by the orientation of the first cleavage division. E) It is safe to say that a maternal effect is caused by the genotype, not the phenotype, of the parent producing the egg.
All of the following are challenges in gene therapy EXCEPT ________
A) designing a strategy B) unknown cell types C) unknown specific mutations D) inaccessible tissues