GENERAL HISTOLOGY

OESOPHAGUS STOMACH

ECHINODERMS

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
Which group of algae contains the larges species of seaweed, including kelp and sargasso?
A
red algae
B
green algae
C
purple algae
D
brown algae
Explanation: 

Detailed explanation-1: -The brown algae include the largest and fastest growing of seaweeds. Fronds of Macrocystis may grow as much as 50 cm (20 in) per day, and the stipes can grow 6 cm (2.4 in) in a single day.

Detailed explanation-2: -Giant kelp is the worlds largest species of marine algae. In the United States, it can be found along the west coast, especially around southern California where it grows in dense patches, or kelp forests.

Detailed explanation-3: -Macrocystis is the largest algal form. Macrocystis is a genus of kelp or large brown algae. This genus contains the largest of all the phaeophyceae or brown algae.

Detailed explanation-4: -The brown algae (phaeophyta) are the largest and most conspicuous marine algae. Almost all the large algae species found on the seashore and in shallow waters are brown algae, usually referred to as kelp. Brown algae are almost exclusively found in the ocean.

Detailed explanation-5: -The largest and most complex marine algae are called seaweeds, while the most complex freshwater forms are the Charophyta, a division of green algae which includes, for example, Spirogyra and stoneworts.

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