Which of the following is a pluton? A. Pyroclast
O
B. D*ke (it's a type of rock not the slur)
O
C. Lahar
O
D. Lava flow

Why has two different alleles for the same trait?

True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.

Which of the following organisms are capable of self-fertilization? a. plants b. tigers c. humans