Will

all evolutionary changes that allow a species to change in response to the environment, are originally a result of

movement to new environments where survival is easier.

cross-breeding with other species of closely related organisms.

beneficial dna mutations.

adaptations that organisms make to the environment during their lifetimes.

i think that c)gold was found there

but i am not sure

true skin; another name for the dermis. lies directly beneath the epidermis and is often referred to as the true skin. outermost layer of epidermis, consisting of dead cells.

true. until louis pasteur developed the rabies vaccine, “vaccines” had referred only to the cowpox inoculation for smallpox. hope this : )