Answer the following questions true (T) or false (F)
1. The CRISPR-Cas9 gene editing system so far can only be used to alter prokaryotic cells.
2. Vaccines are only necessary for infants and children.
3. The more closely a vaccination agent resembles the actual infectious agent, the more likely a strong adaptive immune response will be elicited.
1. FALSE
2. FALSE
3. TRUE
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The group of protists to which you are most closely related is:
A. the choanoflagellates B. slime molds C. Rhizaria D. Foraminifera E. Stramenopila
A spike in which hormone triggers ovulation?
a. estrogen b. progesterone c. luteinizing hormone d. follicle stimulating hormone
What are the three principal components of a DNA nucleotide?
What will be an ideal response?
Pests that eat the same type of food as humans are part of our
A. producers. B. food web. C. food chain. D. All of these answers are true.