The white blood cells primarily responsible for adaptive immunity are
A) NK lymphocytes and neutrophils.
B) B lymphocytes and T lymphocytes.
C) macrophages and eosinophils.
D) macrophages and neutrophils.
E) neutrophils and dendritic cells.
B
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Aerobes use ____ as the final electron acceptor in electron transport phosphorylation
a. hydrogen b. carbon c. oxygen d. H2O e. NAD+
Briefly describe the ecological importance of coastal seas
What will be an ideal response?
Extracellular matrix is typically composed of ____
a. polysaccharides and fibrous proteins b. fibrous proteins and microtubules
c. polysaccharides and microfilaments d. fibrous proteins and phospholipids e. polysaccharides and phospholipids
Charles and Mary Brown have demonstrated that as colony size increases for cliff swallows, the number of nests with one or more unhatched eggs decreases
They have also demonstrated that as the size of colony increases, the number of parasites increases, and these parasites directly cause nest failures and juvenile mortality. These two observations indicate that there are trade-offs in group living. What would be a better measure than unhatched eggs to understand the benefits of group living in cliff swallows? What will be an ideal response?