EDNA(environmental DNA) is DNA that is found in samples from an environment like say water samples or soil samples but without first isolating any target organisms. using eDNA in trying to track fish in a river would be very hard if not impossible because you have not found the initial target you only got samples from water or soil.
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During mitosis, the number of individual chromatids that will align during metaphase is 4 and the sister chromatids are not paired up each other.
During meisos I, the number of individual chromatids that will align are 4 and during meisos II, also 4. The sister chromatids will pair up with each other during meisos I and II.
Answer:
(A) Benthic- Benthic refers to the lowest or the bottom zone of the water body such as seas, and oceans. The organisms existing under such extreme pressure conditions are commonly known as benthic organisms. For example, corals and bivalves.
(B) Pelagic- Pelagic refers to the upper top portion of a water body, covering the open sea areas. The organisms existing in this region include dolphins and sharks.
(C) Sessile- Sessile refers to the property where an organism is stationary and cannot move freely from one place to another. These are known as sessile organisms such as coral polyps, Mussels.
(B) Mobile- refers to the property by which an organism can move freely in any direction it wants. For example, fishes, dolphins.
(E) Evisceration- It is a specific type of property where organisms can eject their internal organs in order to protect themselves from predators. for example, Sea cucumbers.
(F) Chitin- Chitin is a hard shell that is present in various organisms, forming its exoskeleton, for defense purposes. For example, arthropods.
Answer:
Explanation: I need a answer too lol
Answer:
If it is study island then it is B
Explanation:
B. the theory of evolution, or the theory that characteristics of populations can change over time.
