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arlik [135]
2 years ago
10

What is a system? And what is an ecosystem?

Biology
1 answer:
Nataliya [291]2 years ago
3 0
Ecosystem: a biological community of interacting organisms and their physical environment.
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Plz idk if it’s correct
kap26 [50]

Answer:

Yes you are correct.

Explanation:

Number one is the rough ER not the nucleus. Number 3 is the mitochondria not the Ribosomes. This is an animal cell so there can not be a cell wall. There are exactly 3 small vacuoles in an animal cell so yes, you are correct.

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Which cell organelles function resembles the function of the brain in higher animals
Assoli18 [71]
The functions of the NUCLEUS in the cell resembles the functions of the brain in higher animals. This is because, it is the nucleus that direct all the cell activities and it also contains the genetic material in form of DNA. 
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3 years ago
For Dalmatian dogs the spotted condition (D) is dominant to the non-spotted condition (d). What are the results of a cross betwe
Svetradugi [14.3K]

If two heterozygous individuals are crossed, the results of the cross are as follows:

  • SS - spotted condition
  • 2 Ss - Spotted condition
  • ss - non-spotted condition

<h3>What is an Heterozygous Cross:</h3>

According to this question, the gene coding for spotted condition. The allele for spotted condition (S) is dominant over the non-spotted condition (s).

If two heterozygous Dalmatian dogs are crossed i.e. Ss × Ss, the allele combination for each gamete is as follows:

  • Ss - S and s
  • Ss - S and s

The following offsprings will be produced:

  • SS - spotted condition
  • 2 Ss - Spotted condition
  • ss - non-spotted condition

Learn more about heterozygous cross at: brainly.com/question/13050360

7 0
2 years ago
How does the Sun contribute to physical weathering?
Arisa [49]

Answer: B

Explanation:

Just took this.

3 0
3 years ago
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What problem(s) might a student encounter if she wants to grow plants for an experimenter (3 points) Check all that apply.
nasty-shy [4]
A, B, and C
Hope it helps!
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