(d) Number of flagella and position of insertionClass 1-ChlorophyceaeCommon name - Green algaeMajor pigments - Chlorophylls a arxd bStored food - StarchCell wall cumposition - CelluloseFlagella number anxd position - 28; cqual and apicalClass I - PhacophyccacCommon namc- Brown algacMajor ...
A. Chromatic adaptation may not be an adequate explanation for the vertical distribution of algae. B. All types of algae share the same accessory photosynthetic pigments. C. Chromatic adaptation is responsible for the distribution of red algae but not for the distribution of green algae. D. Both...
原文最后两句说古代 algae 可以忍受极端温度和一段时间的干旱，与选项 A 的 sometimes dry 说法一致，所以 A 是答案。选项 B 比较了 green algae 在适应水温和其他因素上的不同，而原文没给出任何相关信息，错；选项 C 和 D 的 close to the ocean 和 on land 原文并没有提到，只提到 withstand...
Green algae are found in a wide variety of habitats, including freshwater, the sea, soil, tree trunks and damp walls, but the majority are aquatic. It is thought that land plants evolved from a type of green alga, possibly about 500 million years ago. They contain the same types of ...
They are known as red algae due to their red color. Red color is provided by formation of Phycoerythrin. It absorbs mainly blue green wavelength which can reach deep in the water. Their cell wall is made up of phycocolloids which are made up of cellulose and pectic compounds mainly. Agar...
Algae are typically associated with smelly swamps and scummy ponds. They are colored bright red, brown, or green. The colors come from their photosynthetic pigments. Photosynthesis is the ability for a plant to produce energy and give off oxygen. Algae are the primary producer of oxygen on Eart...
Revolution is a change or overthrowing of previous systems or processes and replacing them with advanced or developed systems, techniques, or processes. Green, white, black, and yellow are some of the color revolutions that have changed society....
What organisms were also called blue-green algae and why are they not algae? What kind of macro algae are diatoms associated with? How does one tell a plant from algae? Which characteristics distinguish the algae? What are cyanobacteria? What is cyanobacteria? What type of algae causes red ...
seaweeds and algae. The agar is extracted and dehydrated to produce a material appropriate for packaging. Being made from a plentiful, sustainable raw material, seaweed packaging could become one of the big new trends in green packaging and one of the most sustainable packagi...
Is green algae a hydrocolloid? Answer Expert Verified. Blue green algae or seaweeds arethe source of hydrocolloids: agar, carrageenan and alginate. Hydrocolloid are non-crystalline substance with large molecules. They dissolve in water to give viscous solution. ...