Types of natural selection: paleontologists find a series of fossils believed to be the ancestors of modern giraffes. Early fossils have a short neck, later fossils have longer necks. Which type of natural selection influenced giraffe necks?
A) directional
B)sexual selection
C) stabilizing
D)Disruptive

answer; i believe the correct answer is (anemia);

answer: accepted answer: aquatic animals use the oxygen dissolved in water to carry out respiration. since the amount of dissolved oxygen in water is low as compared to the amount of oxygen in the air, therefore the rate of breathing in aquatic animals is much faster than it is in terrestrial animals.

explanation:

evidence and logical support is essential for a scientist to do in order to maintain credibility. this is because no one can believe without any logic and without any evidence.hence a scientist can maintain credibility by proving himself and by answering logically so experiments prove very beneficial. logical hypothesis give conclusion which is acceptable. therefore, there are two main factors to maintain credibility by a scientist is evidence and logical support.

the growth of the plants is affected by the heat of the light. what is the student doing?