A family has two male children. One brother has a straight thumb, while the other brother has a bent thumb. What causes the difference

Which of the following statements about protists are true? a.they are typically found in moist environments. b.they are all unicellular. c.they have a nucleus. d.they are all multicellular.

Consider the equation s + o2 ? so2. what is the product? question 3 options: s so 2 s + so 2 o 2

Which organelle plays a role in intracellular digestion?