Tides and Water currents.
Answer:
Which of the following groups of animals has suffered the largest percentage of known extinctions in the last 400 years? Mammals
Explanation:
Changes to habitats and poor reproductive trends are among the factors that can make a species’ death rate higher than its birth rate for long enough have eventually lead to the extinction of mammals in the world.
Development of the ozone layer
>> sharks and trilobites abundant in oceans
>> plants and animals colonize land
>> dominance of reptiles >> dominance of mammals
Since proven by the information giving the offspring will be 100% Gray 0% white So clearly gray is dominant in this situation <span />