Inference or Observation?

Based on their shapes I believe Africa and South America were once connected.

If we increase our food intake, we generally gain weight. nutrition scientists can calculate the amount of weight gain that would be associated with a given increase in calories.

What process allows for the development of haploid sex cells? mitosis meiosis fertilization pollination

Why should people be cautious about introducing organisms into new environments?

Type your response in the box. Watch this video e about how Thai fishermen have adapted their eyesight to an underwater environment.

The number of trophies levels in an ecosystem pyramid A) is limitless B) is limited by the amount of energy that is lost at each trophies level C) is impossible to count because energy is lost at each trophies level D) never exceeds three

What is the best method of suicide

What happens to the water contained in the materials that pass into the large intestine?

What is reconstrutive memory

What percentage of human sperm cells carry an x chromosome?

After a major environmental change, what happens to species that do not adapt or move? i need it fast