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NeTakaya
4 years ago
15

This is a star that is generating light and heat by the conversion of hydrogen to helium by nuclear fusion in its core.

Biology
1 answer:
dolphi86 [110]4 years ago
5 0
The correct answer is main sequence

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Explain the interrelationship between the Elodea plant and paramecia in a pond ecosystem?
choli [55]

The interrelationship between the Elodea plant and paramecia in a pond system is mutualism.

The pond system is a type of an artificial aquatic system that contains organisms (plants and animals) that are regularly maintain.

The Interrelationship between organisms which can occur in an ecosystem include:

  • competition,
  • predation,
  • commensalism,
  • mutualism and
  • parasitism.

Mutualism occurs when two organisms of different species benefits from each other.

The Elodea plant purifies the water through photosynthesis and provides habitat for the paramecia

The paramecia in turn generates carbondioxide through its body surface which is a key element used for photosynthesis by the Elodea plant.

Learn more here:

brainly.com/question/3350498

6 0
3 years ago
Which microscope do we use for objects as small as a nanometre?
kati45 [8]
An electron microscope
3 0
4 years ago
The ratio of the offspring of 9:3:3:1 is for the:
Bess [88]
The correct answer is the Phenotype.
The phenotypic ratio of 9:3:3:1 is  the ratio associated with a dihybrid cross. It is a classical Mendelian example of independent assortment. It is a result of crossing two organisms that are heterozygous for two traits.
8 0
4 years ago
Read 2 more answers
Molecular evidence has led taxonomists to group bilaterally symmetrical animals in one of three clades: Deuterostomia, Lophototr
Likurg_2 [28]

Answer:

One distinguishing characteristicof all three clades i.e Deuterostomia, Lophototrochozoa, or Ecydysozoa are  balstopore development, internal body cavity and exoskeleton respectively

Explanation:

Apart from molecular difference, there exist structural differences between the three clades, which are as follows –  

Deuterostomia – The development of embryo is different from the protostomes as the first opening in this clade is anus and the blastopores develops into the anus.

Lophototrochozoa – They do not have ant distinguished internal body cavity. Organs with in coelom can move freely. For example - flatworm

Ecydysozoa – have the ability to shed their tough and flexible exoskeleton i.e cuticle , several times throughout their life span

5 0
3 years ago
Plants grown for food are mostly
liberstina [14]
It’s is c the anogiosperms
5 0
4 years ago
Read 2 more answers
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