Preview 1 out of 1 pages
Summary
Summary 3.6.1.1 Survival and response
Preview 1 out of 1 pages
Organisms increase their chance of survival by responding to changes in their environment. In flowering plants, specific growth factors move from growing regions to other tissues, where they regulate growth in response to directional stimuli. The effect of different concentrations of indoleacetic acid (IAA) on cell elongation in the roots and shoots of flowering plants as an explanation of gravitropism and phototropism in flowering plants. Taxes and kineses as simple responses that can maintain a mobile organism in a favourable environment. The protective effect of a simple reflex, exemplified by a three-neurone simple reflex. Details of spinal cord and dorsal and ventral roots are not required.
Document information
- Study Level
-
A/AS Level
- Subject
-
A Level Biology
- Uploaded on
- July 10, 2025
- Number of pages
- 1
- Written in
- 2024/2025
- Type
- Summary
£11.96
Wrong document? Swap it for free
Within 14 days of purchase and before downloading, you can choose a different document. You can simply spend the amount again.
Written by students who passed
Immediately available after payment
Read online or as PDF
