Biology
Chemistry
Space
100

X-shape

Chromosome

100
Elementary particle that is not in the nucleus

Electron

100

Much smaller than planets and have irregular shapes

Asteroids

200

How many phases does mitosis have?

5

200

What are nucleons?

Protons and neutrons

200

About 384,000 km

Earth-Moon distance

300

Radiation, cigarette smoke, and pesticides are examples of...

Mutagens

300

Variants of chemical elements

Isotopes

300

It shows up in the Solar System once in about 76 years

Halley's Comet

400

The process that ensures that each gamete is haploid.

Meiosis

400

SF6

Sulfur hexafluoride

400

About 6 times less than Earth's

Moon's gravity

500

Special cell for sexual reproduction

Gametes

500

What implied that atoms are mostly hollow?

Gold foil experiment

500

A hurricane on Jupiter that is greater than Earth's size

The Great Red Spot

M
e
n
u