When comparing prophase i of meiosis with prophase of mitosis, which of the following occurs only in meiosis?
a. the chromosomes condense.
b. tetrads form.
c. the nuclear envelope disassembles.
d. a spindle forms.
e. each chromosome is composed of two chromatids.

Some tools have graduations to show multiple measurements. for example, a ruler may have graduations for both millimeters and centimeters. when measuring the length of an earthworm, which graduations would allow for the most accurate measurement? millimeters centimeters decimeters meters

How far down have geologists drilled holes ? (science) a: 3.8 km b: 12 km c: 100 m d: 1200 km

Some scientists argue that global warming is related to buming fossil fuels to produce energy o increased use of fertilizers loss of forested areas a of the above