During a long drought many deer become weak because a basic need is tetten met What requirements for life are the deer most likely lading enough space enough water adequate shelter ability to find mates

its first and third is your answer i did the qustion the fourth isnt right

the ratio of the conjugate base to the acid required to attain the desired ph.

the answer is symmetrical : )

the population of unionid mussels in the hudson river decreased after zebra mussels were introduced. zebra mussels, a nonnative species, competed with the unionid mussels for food. the zebra mussels were able to outcompete the unionid mussels, allowing the zebra mussel population to increase dramatically over six years. the unionid mussel population decreased due to a lack of food.

hope this :