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Effectus [21]
3 years ago
5

Which ecosystems do NOT have

Biology
1 answer:
Tamiku [17]3 years ago
6 0

Answer:

The correct option is <em>B. All ecosystems contain symbiotic relationships.</em>

Explanation:

Symbiotic relationship can be described as a relationship between the organisms of two species. It might be harmful for both the species, beneficial for both the species or just beneficial to one of the species. All ecosystems will have some kind of symbiotic relationships. Hence, option B is correct.

Other options like Option A is false because the desert ecosystem does has symbiotic relationships. For example, the Gobi woodpecker lives on a cactus in a desert. In return it eats the insects and other parasites which harm the cactus.

 

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The best term that would describe the Black Panther is a predator

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3 years ago
A double-stranded molecule of DNA has 80 T nucleotides and 110 G nucleotides. What is the TOTAL number of nucleotides in this mo
MAVERICK [17]

Answer:

380

Explanation:

The mentioned double-stranded DNA has 80 thymine nucleotides. This means that this DNA duplex has a total of 80 adenine bases. Since thymine pairs with adenine, the number of thymine and adenine is equal in a double-stranded DNA. Similarly, the presence of a total of 110 guanine nucleotides in the DNA indicates the fact that it has a total of 110 cytosine nucleotides. So, total number of nucleotides in this DNA double helix would be= 80 A + 80 T + 110 G + 110 C= 80 + 80 + 110 + 110 = 380.

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If a plant has 50 chromosomes in the leaf cells and it undergoes vegetative propagation, how many chromosomes will be in the lea
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Which of the following muscular system issues can you treat on your own at home?
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4 0
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24. Which organism would occupy the
Nadusha1986 [10]

Answer:

The organism to have maximum energy would be the algae since ii will be at the lowest level. so the answer is 'B'.

Explanation:

The pyramid of energy shows the flow of energy from one trophic level to other. The lowest trophic level is occupied by the producers. In this case algae acts as the producer. Krill acts as the primary consumer, followed by leopard seal as the secondary consumer and finally killer whale as the tertiary consumer. The <em>lowest trophic level </em> contains maximum energy.

As we go upwards, only 10% of the energy gets transferred to the next trophic level.

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