During the early stages of embryo development, dolphins have gill pouches. what does this mean?
a. dolphins evolved from fish.
b. fish evolved from dolphins.
c. dolphin embryos go through a fish phase during development.
d. dolphins and fish share a distant, common ancestor.

I think the correct answer among the choices presented above is option C. Dolphins having gill pouches would mean that dolphin embryos go through a fish phase during development. Dolphins are closely related so dolphins should go through a fish phase.

Glucose, also called grape sugar, blood sugar or corn sugar, is among the simplest and one of the primary naturally occurring sugars. produced naturally by plants as the primary photosynthesis product, it is heavily used by living beings as a main energy source and is necessary for cellular respiration. chemically, it is a monosaccharide carbohydrate and serves as a building block for complex sugars like starch.

The answer is b, as with an inference you make a statement with no evidence