30 POINTS!! Using radioactively labeled DNA probes in studies of heredity makes it
possible for a scientist to:

A. study the inheritance of traits that are not seen as a phenotype.

B. make many more copies of a target gene with PCR.

C. produce clones with DNA from two different species.

D. cause new mutations that will not add variation to a species.

Answer it’s right plz

The lake of the ozarks is a human-made lake, so it collects runoff from coal strip-mining, fertilizers, resort wastewaters, and septic drainages. the average lake temperature is between 10∘c and 21∘c. consider the physical requirements for growth and multiplication that would allow fecal coliforms to “blossom” in the lake of the ozarks. which of the following would accurately describe these organisms? check all that apply. psychrophiles facultative halophiles extremophiles mesophiles hyperthermophiles