Chemistry (atoms)
Chemistry (periodic table)
Biology (DNA)
Biology (Genes)
Biology (Natural Selection)
100

The charge on a proton.

What is positive?

100

The side of the periodic table where you would find non-metals.

What is the right side?

100

The shape of a DNA molecule.

What is a double helix?

100

These are alternative forms of genes.

What are alleles?

100

The process where humans choose to breed particular organisms with desirable traits.

What is artificial selection?

200

The element with 10 electrons.

What is helium?

200

The name given to columns in the periodic table.

What are groups?

200

This is base pair for adenine

What is thymine?

200

In a genotype this type of letter shows a dominant allele.

What is a capital?

200

Certain traits that are advantageous to survival.

What are adaptations?

300

The number of neutrons in fluorine.

What is 10?

300

The name given to group 18 in the periodic table.

What are the noble gases?

300

A nucleotide is made up of a nitrogenous base, a pentose sugar and this.

What is phosphate?

300

This is the physical appearance of an organism as a result of a genotype.

What is phenotype?

300

The biotic or abiotic factor in an organism's environment which puts pressure on the organism's ability to survive.

What is selective pressure?

400

The element with the electron arrangement 2, 8, 3.

What is aluminium?

400

The name given to Group 1 on the periodic table.

What are alkali metals?

400

Each of the two threadlike strands into which a chromosome divides longitudinally during cell division

What is a chromatid?

400

The combination of a dominant and a recessive allele.

What is heterozygous?

400

The first principal or natural selection.

What is variation?

500

The number of energy levels an element in the 4th period would have.

What is 4?

500

The name given to the group on the period table which are highly reactive and have 7 valence electrons.

What are the halogens?

500

Meisosis stages include prophase, metaphase, anaphase and this stage which happens when a cell splits into two.

What is telophase?

500

The percentage of offspring with the recessive phenotype from two heterozygous parents.

What is 25%?

500

The moth most likely to pass on its genes.

What is the bottom moth?