Explanation of nekton-plankton-benthos
Give a brief explanation of the term nekton, plankton, and benthos.
Expert
Plankton, benthos, and nekton are three groups in which aquatic living beings might be separated. The plankton is formed by algae and undersized animals which float close to the water surface carried by stream. Nekton is composed of animals which actively swim and submerge in the water, such as fishes, whales, sharks, turtles, and so forth. The benthos comprehends the animals ecologically associated to the bottom, comprising many benthonic fishes, echinoderms, mollusks, crustaceans, poriferans and annelids.
Specify the physiological cause of syndrome which is known as cretinism?
Specify the functions of musculoskeletal system?
Specify the endocrine glands which regulate the sexual activity within males? Explain, how does this regulation work and which hormones are involved?
Specify the function of erythrocytes and its several names by which is known?
Define the terms imago and nymph?
What is dichogamy?
Explain the type of life cycle pteridophytes have?
Describe the protective structures of the central nervous system existed in vertebrates?
What is an illustration of a lab experiment which shows the variation of the photosynthesis effectiveness in relation to distinct photic energy frequencies to which the reaction is exposed? Was it predicted that green light frequency privileged the re
Define the term antigen?
18,76,764
1947023 Asked
3,689
Active Tutors
1459247
Questions Answered
Start Excelling in your courses, Ask an Expert and get answers for your homework and assignments!!