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Arabidopsis thaliana flower

How plants respond to heat stress

By | Climate change, News, Plant Science

Feeling the heat: Steroid hormones contribute to the heat stress resistance of plants. Plants, like other organisms, can be severely affected by heat stress. To increase their chances of survival, they activate the heat shock response, a molecular pathway also employed by human and animal cells for stress protection. Researchers have now discovered that plant steroid hormones can promote this response in plants.

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Leaving gaps in the genome to breed maize plants with low susceptibility to frost and drought damage

By | Agriculture, News, Plant Science

The use of genetic information is now indispensable for modern plant breeding. Even though DNA sequencing has become much cheaper since the human genome was decoded for the very first time in 2003, collecting the full genetic information still accounts for a large part of the costs in animal and plant breeding. One trick to reduce these costs is to sequence only a very small and randomly selected part of the genome and to complete the remaining gaps using mathematical and statistical techniques.

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Study: ‘Photosynthetic’ Algae Can Survive the Dark

By | Botany, News

More than 66 million years ago, an asteroid impact led to the extinction of almost three-quarters of life on Earth. The little life that was left had to struggle, and research into its tenacity can provide key insights into how organisms survive environmental challenges. In a new study, scientists discovered how some species of single-celled algae lived through the mass extinction, a finding that could change how we understand global ocean processes.

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