An earthquake has just occurred. seismic waves from the earthquake are detected at two recording stations. at recording station a, t = 45 s. at recording station b, t = 100 s. which recording station is farther away from the epicenter? a is farther from the epicenter than
b. b is farther from the epicenter than
a. a and b are the same distance from the epicenter. cannot be determined.

Which flexible structure that supports the nerve cord and led to the backbone

Plz ! a frog has a genetic mutation in skin cells that causes part of its skin to turn orange the frog will not pass this genetic mutation onto its offspring because, a. the offspring will inherit skin cells from the other parent. b. mutated skin cells cannot divide and produce daughter skin cells. c. skin cells do not contribute genetic material to sex cells. d. parents do not contribute genetic material to their offspring.

Once an egg cell is fertilized by sperm, the cell then, as the embryo develops, it receives nourishment and eliminates wastes by transferring substances from its blood to its mother's blood. a. becomes a fetus immediately and exits the womb b. begins to divide and implants itself in the wall of the uterus c. remains in the uterus without dividing for several months d. travels back to the ovaries until the fetus is developed