Daily Practice · GCSE Science

Daily Practice - GCSE Science

24th March 1999

5 questions · GCSE · 584 questions in this band

1
The Nervous System and Reflexes
Define a synapse.
2
Hormonal Coordination and Homeostasis
Name the gland often called the body's master gland.
3
Inheritance, Variation and Evolution
State one difference between selective breeding and genetic engineering.
4
DNA, Genetics and Inheritance
In pea plants, purple flower colour (allele H) is dominant over white flower colour (allele h). State the phenotype of a plant with genotype Hh.
5
Variation, Evolution and Selection
Define speciation.

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