Answer:
1, to strengthen the bone
2, I would say it causes them to tense up (contract)
If a mother is unable to have a child or does not want to carry it herself, the surrogate mother carries the baby for her
Answer:
What will most likely happen in these lakes is that there will be a decline of several fish populations. The correct answer is A.
Explanation:
The options attached to the question are given below:
A. The decline of several fish populations
B. An increase in the number of fish.
C. An increase in the number of primary producers.
D. Increased predator- prey relationship.
The fishes, just like any other living organisms has ideal body temperature and pH at which they act best. The ideal pH for fish living in lake water is between 6 and 8. If the pH is reduced below this value then the water will become acidic and this will be toxic for the fish population living in the lakes. Therefore, those fish that can not cope will die and there will be a decrease in the fish populations.
They could look for similarities in the DNA or protein structuresof the organisms<span> and similarities in early development</span>