P. aurelia alone P. caudatum alone 300 08 70 250 200 150 - 40 30 100 20 50 - 10 10 15 20 10 15 20 Time (days) Time (days) (a) (b) Both species grown together 250 200 150 100 50 10 15 20 Time (days) Number of cells Number of cells Number of cells

Q: How do diatoms and dinoflagellates differ?

A: Diatoms Dinoflagellates A type of phytoplankton having a hardened silica external cell wall. A…

Q: How could it be determined if a symbiont and its host haveexperienced a long period of coevolution?

A: Symbiosis is a species interaction, in which two species share a close relationship where one…

Q: diatom

A: In nutrient deficiency, diatom secreted oxylipins. These molecule act as an signal which allows  to…

Q: Explain the concept of metapopulations. Discuss the role of source and sink populations in…

A: A metapopulation consists of a group of spatially separated populations of the same species which…

Q: Explain why Amoeba is living whereas a piece of stone is non living.

A: Ecology is the study of living things in the environment and their interaction with the biotic and…

Q: Briefly describe the three taxa involved in the secondary endosymbiosis and the one taxa that lost…

A: Mitochondria are cellular organelles found in eukaryotic cells, often referred to as the…

Q: Persimmons are photosynthetic autotrophs that produce flowers with four petals. Which of the…

A: A phylogenetic tree is a branched representation of evolutionary relationship between different…

Q: In which law two different species cannot live for a long duration in the same niche or habitat?

A: Species refers to group of organisms that can interbreed among themselves to give rise to fertile…

Q: What factors stabilize the presence of a secondary insectsymbiont?

A: Secondary Symbionts are transferred from mother to off-springs vertically and therefore the…

Q: Illustrate with an example of mangifera indica?

A: Plants are autotrophs. They are called so because they are not dependent on other organisms and can…

Q: Which species is the better interspecific competitor: Lemna polyrhiza O Lemna gibba O Lemna…

A: Introduction  When individuals of different species fight for the same resources in an environment,…

Q: Different species of protist populations were measured in terms of the total volume of cells in a…

A: The competitive exclusion principle states that two species cannot co-exist in the same habitat…

Q: To keep every cog and wheel is the first precaution to intelligent tinkering.' Explain

A: Biodiversity refers to the variety of life and its processes, including the variety of living…

Q: How orientation play a role in hinder sinking of Phytoplankton?

A: Phytoplantons are defined as a microscpic algae which live in marine water.Phytoplanktons in the…

Q: Why is productivity of coral reef maximum?

A: The coral reefs are a vast expanse of corals and microscopic organisms that live among the corals…

Q: Name an abiotic factor that might impact diversity of soil arthropods.

A: number of abiotic are known to regulate arthropod attraction, colonization, and utilization of…

Q: What effect did the events describe endosymbiotic theory have on eukaryotic energy production?

A: The endosymbiotic theory states that some of the organelles in eukaryotic cells were once…

Ecological adaptations

An ecological adaptation is any morphological, physiological, or behavioral trait of an organism that allows it to survive and reproduce in a habitat or ecosystem. Adaptation is a biological mechanism by which an organism gradually gets more acclimated to its surroundings.