Great amounts of electromagnetic energy from our sun and other bodies in space travel through space. which is a logical conclusion about these electromagnetic waves?

a.) their frequency must be very low.

b.) their energy must be very low.

c.) their wavelengths must be very short.

d.) they can travel without a medium.

On his trip to the galapagos islands, darwin determined that animals on the islands

Which of these is one of the nitrogenous bases in dna? a. proline b. leucine c. glycine d. thymine

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