SOMEONE PLEAS HELP ITS AN EXAM I HAVE 5 MORE MINUTES

Is becoming less expensive to screen blood samples for dna certain diseases have genetic basis what is possible ethical concern about the availability of inexpensive dna testing

Which description shows competition in an environment? an organism that feeds on some food an organism that finds a place to sleep three organisms of the same species living in an area three organisms battling over limited resources

which is an effect of short-term environmental changes? a) adaptation b) speciation c) extinction d) death (5 points)