Daily Practice · GCSE Science

Daily Practice - GCSE Science

20th December 1997

5 questions · GCSE · 584 questions in this band

1
Hormonal Coordination and Homeostasis
Name the hormone released by the adrenal glands that prepares the body for fight or flight.
2
Inheritance, Variation and Evolution
Define the term allele.
3
DNA, Genetics and Inheritance
State whether cystic fibrosis is caused by a dominant or a recessive allele.
4
Variation, Evolution and Selection
Give one example of variation that is caused purely by the environment rather than by genes.
5
Ecology
Define community, in ecological terms.

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