50. The flow chart below shows how a metamorphic rock can change into a sedimentary rock. Which of these processes would be the correct label to

replace the question mark?

Metamorphic rock

Sediment

Sedimentary rock

Erosion

?

A) Cooling

B) Deposition

C) Melting

D) weathering

What is a photon? a. part of a ribosome b. a light particle c. a carbon dioxide molecule d. part of a chloroplast b. a light particle

Which of the following best describes the expensive tissue hypothesis? brains require more energy, so the gut had to be reduced, and larger brains and tool use led to higher quality diets. increasing body size means that homo neanderthalensis had to include more fat in its diet. brains require more energy, so the gut had to be reduced as brains got bigger. brains require more fat, so the gastrointestinal viscera (gut) had to expand, and hands were needed to acquire more food.

Which major eukaryotic lineages form the bikonta, a monophyletic group characterized by two flagella as a synapomorphy?