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Zolol [24]
3 years ago
12

The movement of oxygen from an area of high concentration to an area of low concentration is an example of:

Biology
1 answer:
Ann [662]3 years ago
5 0
This is an example of diffusion.
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Compare the two processes: mitosis and meiosis. Can you identify the the true statements about the two? Meiosis results in four
Alborosie

Answer:

The correct statements are:

  • Meiosis results in four haploid daughter cells.  
  • During meiosis, the 2N mother cells produce N daughter cells.  
  • In both processes, DNA replication must occur.  
  • Mitosis is responsible for genetic continuity; in higher organisms, it is essential for growth and repair.  

Mitosis is a type of cell division in which a parent cell is divided into two identical daughter cells. Each daughter cell contains identical genetic material as that of the parent cell.  

It plays important role in growth and repair of cells and tissues in multi-cellular organisms.

Meiosis is a type of cell division in which a parent cell is divided to produce four daughter cells. Each daughter cell contains exactly half the genetic material (chromosomes) as that of parent cells

It plays important role in the production of gametes (eggs and sperms) in sexually reproducing organisms.

Before either cell division, the DNA is replicated in the S or synthesis phase of the cell cycle.

5 0
3 years ago
Help please really urgent!!!
horsena [70]

Answer:

I gotcha.

1. A genetically modified organism (GMO) is any organism whose genetic material has been altered using genetic engineering techniques.

2. GMO crops contribute to food security, sustainability, the environment and climate change.

3. As GMOs stand today, there are no health benefits to eating them over non-GMO foods. However, this may change in the future as technology develops and becomes more sophisticated.

4. Increased use of toxic herbicides and pesticides, Pleiotropy – unforeseen consequences and Contamination

5. (You answer)

I hope this helped! :)

5 0
3 years ago
Why do you think that individuals whose genotype is heterozygous for the recessive
Travka [436]

Answer:

An individual whose genotype is heterozygous cannot be for the recessive

Explanation:There are two possible genotypes either homozygous dominant or heterozygous dominant. For a charecter there can be two gene .One is recessive and other one is dominant. In presence of the dominant gene the recessive gene of the same character cannot express . IF recessive gene is homozygous then only it will express .Therefore for the individual it is heterozygous for the dominant

6 0
3 years ago
_____ are related to poor productivity of harvest due to poor care for soil.
Marrrta [24]

Answer:

Soil Tillage, Climate Change and Soil Carbon Sequestration

Explanation:

7 0
3 years ago
What key question does psychology seek to answer?
lozanna [386]
"What is human nature?" is the key question psycology seeks to answer
6 0
3 years ago
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