Q: Answer the question

Newly made proteins are modified in which organelle?
OPTIONS:
- ribosome
- endoplasmic reticulum
- mitochondrion
- nuclear envelop

A: endoplasmic reticulum

Q: Answer the question

All of the following events occur during prophase in mitosis except
OPTIONS:
- pairing of chromosomes.
- spindle formation.
- crossing over.
- condensation of DNA.

A: crossing over.

Q: Answer the question

When a student uses the equation, mass multiplied by change in temperature multiplied by specific heat, what is being calculated? q = m imes C imes \Delta T
OPTIONS:
- a phase change
- stored energy
- heat convection
- heat gain or heat loss

A:
heat gain or heat loss