Plz how much does petroleum cost in wisconsin? ? i mean how much does it cost to use it?

What protects the lining of the stomach from acidic gastric juices?

Why do you think the puppy litter was all dark-haired?

Asmall number of finches are removed randomly from the wild and placed in a protected bird area. they are given as much food as they need and have plenty of space. why would natural selection not occur in this population? a. there is no reason for genetic mutation to occur. b. the birds compete for limited resources, c. the population has not reached carrying capacity. d. there is no genetic variation in the finches.