Explanation:
charles darwin proposed thoery of natural selection.he had collected imnumerable specimens of plant and animals.he published concept survival of fittest. while explaining he says that There is always competition for food.only those organism survive which shows adptations in various reasons. it thoery of natural selection.
There are some objections,
1. natural selection is not only factor responsible for evolution.
2. darwin did not mention uesful and useless modifications.
3. There is no explanation about slow and abrupt changes
D looks like the oldest one because there is barley anything there. if not then I would do b
Sperm will not be able 2 leave his body
Hope it helps! :)
The hippocampus, which is found deep inside the medial temporal lobe
Answer:
The three most common kinds are quartz particles, feldspar particles, and small pieces of rock. A soil sample is very likely to have a lot of at least one of these three kinds of particles.
Explanation:
PLZ MARK BRANLIEST
