Macrophages are derived from circulating leukocytes called
A. Neutrophils
B. Monocytes
C. Lymphocytes
D. Kupffer cells
E. Dendritic cells
Ans: B. Monocytes
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Answer the following statement(s) true (T) or false (F)
1. Resource partitioning would be most likely to occur between allopatric populations of species with similar ecological niches. 2. Mimicry is a form of camouflage. 3. Solar energy is the same thing as heat energy.
What would be the karyotypic designation of a female with trisomy for the X chromosome?
____________________ Fill in the blank(s) with the appropriate word(s).
The extraordinary accuracy of the DNA polymerase III enzyme lies in its ability to "proofread" newly synthesized DNA, a function of the enzyme's __________
A) 3?-to-5? exonuclease activity B) 5?-to-3? exonuclease activity C) 3?-to-5? polymerase activity D) 5?-to-3? polymerase activity E) 3?-to-5? helicase activity
The ________ have silicate shells and thin pseudopods
A) Amebozoa B) Euglenids C) Ciliates D) Dinoflagellates E) Radiolaria