Yes! A recent example could be babies that do not survive child birth for a certain reason, are obviously unable to pass on whatever caused them to die in the first place.
Also, once humans started to domesticate cows and drink their milk (I'm not sure why humans drink a cow's milk) their bodies evolved to continue making the enzyme to digest milk even after they were weaned off their mothers milk. Many people of Asian descend do not have this enzyme, since their culture did/does not raise as much dairy product.
The heart and the arteries of a person, both contracts to pump the blood throughout the body. The aorta, which is the largest artery of the human body, pumps the blood from the heart to the entire body of a person. The oxygen-rich blood is pumped out of the left ventricle when its contraction into the aorta, from where it is transported to the whole body.
Hence, the given statement is true.
The reptile produce few offsprings having no unique traits, and the vegetation as well changes quickly so that it can be protected from the reptile species.
Explanation:
Majority of the reptiles lay eggs or give birth to young ones such as squamates , this is done in two ways such as by keeping the egg inside the body of the mother or by developing offsprings without any formation of eggs. Climate change is having an adverse effect on the reptiles , a physiological as well as ecological change is occurring as a result reptiles as well as other species are in danger. Climate change is having an adverse effect on snakes , that is, there is fall in range size of snakes.
The f° -f^1 complex in the mitochondrial structure helps it
<span>Margarine contains unsaturated good fats as it is made from vegetable oils. This helps to lower lipoprotein or bad cholesterol.But butter is made from animal fat which contains more of saturated fats.This fat increases the cholesterol level in humans and so it is harmful in nature.</span>