What is the comet's tail made of?
A. flames burning on the comet
B. light reflecting off of vaporizing ice and dust
C. clouds from Earth that the comet is passing through
D. rays of light shining from the comet

The nurse is caring for rescued flood victims in the emergency department. which drugs are used to treat cerebral edema or decrease free water in clients with submersion injuries? select all that apply.

Scenario #2 in 2001, a population of 2,500 poison dart frogs lived in the amazon rain forest. due to increased deforestation, the population dwindled to 25 frogs in 2019. new government regulations were enacted in 2022, successfully putting an end to the deforestation of the amazon rain forest. once deforestation was stopped, the poison dart frog population was able to recover. by 2050, the population reached 8,000 frogs, of that population, 20 are homozygous recessive for being spotted (ss genotype). q2- ? q- p- p2- 2pq-

How can antibodies "remember" a particular bacterial invader or "antigen" on that invader?