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Dominik [7]
4 years ago
7

Which part of the cell membrane is nonpolar and prevents the cell from dissolving

Biology
1 answer:
fiasKO [112]4 years ago
7 0
A nonpolar zone is formed in the interior portion of a cellmembrane. This zone has the ability to prevent large molecules andions from entering through the membrane.
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The system that enables 4 nucleotides to dictate the sequences of millions of proteins is called the __________.
alekssr [168]

Answer:

Genetic code

Explanation:

Genetic code refers to the set of rules by which the information encoded in the genetic material is translated into the proteins. The genetic code is present on the genes in the form of triplets of nucleotides  called codons which specifies the specific amino acid.

The codon system of the genetic code rules allows the 4 different nucleotides to form specific amino acids by the combination of the four different nucleotide in the triplets.

Thus, Genetic code is the correct answer.

8 0
3 years ago
What happens to the liquid in wastewater at a wastewater treatment plant?A. It is released into a river, lake, or ocean.B. It is
Ugo [173]
Perhaps its C.) It is sent to a sanitary landfill.
6 0
3 years ago
Read 2 more answers
Describe the characteristics and classification of seedless vascular and nonvascular plants
Lady bird [3.3K]

Answer:

Vascular plants, also known as tracheophytes, are plants found on land that have lignified tissues for conducting water and minerals throughout the body of the plant.

1. These lignified tissues are also called vascular tissue and consist of water-conducting xylem tissue and food-conducting phloem tissue.

2. Vascular tissue forms a central column, also called stele, through the plant axis for the transport of different substances.

3. Vascular plants are said to have a true stem, leaves, and roots due to the presence of vascular tissues.

4. The root is a true root that enables the plant to anchor onto the soil and gets nutrients from it.

5. The leaves are broad and have stomata that work for gas exchange and support transpiration.

6. The stem of vascular plants is multilayered with vascular tissue that helps in the protection and conduction of food and water.

7. The arrangement of these issues might be different in a different group of plants as it depends on the pattern of division of cells.

8. The xylem is composed of non-living matter, tracheids, and vesicles, hardened by lignin that provides a stiff structure to the tissue. 9. The phloem, on the other hand, contains living sieve elements that are not lignified.

10. Vascular plants are capable of surviving on land due to their ability to transport food, water, and mineral to different parts of the plant by creating pressure through the tissues.

11. Besides, they also have several modifications that facilitate their survival on land.

12. Another essential characteristic of vascular plants is that the principal generation phase in these plants is the sporophytic phase where they produce diploid spores.

13. Vascular plants are tall and large in size compared to the non-vascular plants because of their ability to transport necessary substances to all parts of the body via vascular tissue.

14. It is believed that vascular plants are a more evolved version of non-vascular plants and thus came later in the evolutionary history.

15. Vascular plants are divided into two groups; non-seed plants or lower vascular plants or cryptograms and seed plants or higher vascular plants or phanerogams.

16. The lower vascular plants include plants like ferns that although are adapted to survive on land still have some characteristics of their aquatic ancestry. These plants belong to the group Pteridophyta.

17. The higher vascular plants are numerous and extremely diverse and are further divided into different subgroups.

18.Some examples of vascular plants include maize, mustard, rose, cycad, ferns, clubmosses, grasses, etc.

6 0
3 years ago
Which changes will cause an increase in the magnetic field of a solenoid? Check all that apply.
forsale [732]

Answer:

The magnetic field due to a solenoid is given as : where, is the permeability of the medium. n is the number of turns or loops in the coil. I is the current flowing in the solenoid.

The magnetic field due to a solenoid can be increased by increasing the number of turns, current and placing an iron core inside the solenoid.

So, the correct option are:

(1) using more wire loops

(2) using a larger current

Hence, the correct options are (a) and (c).

7 0
3 years ago
Read 2 more answers
Which kind of organism is an autotroph?
trasher [3.6K]
The answer would be algae or phytoplankton
3 0
3 years ago
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