For the size of any population to remain stable over time, its birth and death rates must be balanced. If the birthrate is too high, there could be a population explosion; if it is too low, the population will shrink. This ...
Cell & Microbiology
May 28, 2024
0
78
A new way to see details smaller than half the wavelength of light has revealed how nanoscale scaffolding inside cells bridges to the macroscale during cell division. Unlike earlier superresolution techniques, the one developed ...
Bio & Medicine
Jul 20, 2023
0
31
Most scientists agree that life on Earth began about 4 billion years ago, but they don't agree where—on land or in water. They know that about 2 billion years ago, single-celled organisms evolved into complex plants and ...
Molecular & Computational biology
Oct 14, 2020
0
108
(PhysOrg.com) -- A protein shared by the simple viruses that infect single-cell organisms, and their highly complex counterparts that affect mammals, could hold to the key to understanding and ultimately neutralising the ...
Cell & Microbiology
Sep 9, 2011
0
0
A new study has used partially fossilized plants and single-celled organisms to investigate the effects of climate change on the Canadian High Arctic wetlands and help predict their future.
Environment
May 28, 2019
1
60
Scientists from the Graduate School of Information Science and Technology at The University of Tokyo calculated the efficiency of the sensory network that bacteria use to move towards food and found it to be optimal from ...
General Physics
Mar 24, 2021
0
39
Dogs in tropical Africa run the risk of contracting canine trypanosomosis if they are bitten by bloodsucking tsetse flies carrying trypanosomes—microscopic, single-celled organisms found in the bloodstream. In dogs, this ...
Veterinary medicine
Sep 9, 2019
0
12
In the model organism Chlamydomonas reinhardtii, photosynthesis and aerobic respiration take place in chloroplasts and mitochondria, respectively, while anaerobic fermentation can occur independently in the cytoplasm, mitochondria, ...
Cell & Microbiology
Jul 27, 2023
0
82
Scientists have discovered a new chain-like structure that helps single-celled organisms survive in the sulfur-rich hot acid springs of Yellowstone National Park in the U.S.
Cell & Microbiology
Dec 20, 2022
0
224
Every plant, animal or other nucleus-containing cell also harbors an array of miniature "organs" that perform essential functions for the cell. In plants, for example, organelles called chloroplasts photosynthesize to generate ...
Evolution
May 2, 2022
0
61
