WJEC GCSE Biology cells, genetics and evolution (Unit 2) overview quiz quiz
16questions. Pick an answer and you'll see why right away.
Which is the correct order of taxonomic groups, largest first?
In the binomial name Panthera leo, what does 'Panthera' represent?
A species is best defined as a group that can:
Mitosis produces:
Why must gametes be haploid?
A stem cell is best described as:
In DNA, which bases pair together?
Two heterozygous red plants (Rr) are crossed, with R (red) dominant to r (white). What is the phenotype ratio?
What does the term genotype mean?
Human sex is determined by which chromosomes?
In genetic engineering, what is the role of a restriction enzyme?
Genetic profiling is used to:
Which is an example of environmental variation?
What is the original source of new alleles?
How does a population of bacteria become resistant to an antibiotic?
One disadvantage of selective breeding is that it: