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mart [117]
3 years ago
15

Are viruses heterotrophs or autotrophs?

Biology
1 answer:
Svetlanka [38]3 years ago
3 0
They are neither, they do not have the mechanism to ingest or produce food. 
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State why iodine is described as a p block element​
pychu [463]

Answer:

Group 17  Melting point 113.7°C, 236.7°F, 386.9 K  

Period 5  Boiling point 184.4°C, 363.9°F, 457.6 K  

Block p  Density (g cm−3) 4.933  

Atomic number 53  Relative atomic mass 126.904  

State at 20°C Solid  Key isotopes 127I  

Electron configuration [Kr] 4d105s25p5  CAS number 7553-56-2

Explanation:

4 0
3 years ago
Chromosome duplication occurs for the beginning of which process? select all that apply.
Vladimir [108]

The image shows the process of mitosis. The replication of DNA happens at prophase of the mitosis process. This results in the duplication of the chromosomes This is followed by the segregation and division of the duplicated chromosomes into the two daughter cells. The same applies to the meiosis process where the DNA replication and duplication are followed in the same manner as mitosis. Hence the duplication of chromosomes happen at the beginning of both mitosis and meiosis processes.

8 0
4 years ago
What is the formula for work when power is present?
Crank

Answer:

below

Explanation:

Power equals work (J) divided by time (s). The SI unit for power is the watt (W), which equals 1 joule of work per second (J/s)

8 0
3 years ago
What advantages do diatoms obtain from sexual reproduction?a. increased genetic variability.b. increased ability of populations
Reil [10]

Answer:

The correct answer is: option D. all of the above.

Explanation:

In sexual reproduction, two opposite gender gametes are fused together to form a zygote by the process called fertilization which forms the new organism that is genetically unique.

In diatoms, sexual reproduction caused various types of advantages such as higher or enhanced genetic variability as recombination occurs. It also helps the ability to responding to environmental change Increasing the population or species size and other.

Thus, the correct answer is: option D. all of the above.

8 0
3 years ago
If a virus has an envelope structure, what is the process called for how it was<br> formed?
myrzilka [38]

Answer:

A virus that has an outer wrapping or envelope. This envelope comes from the infected cell, or host, in a process called "budding off." During the budding process, newly formed virus particles become "enveloped" or wrapped in an outer coat that is made from a small piece of the cell's plasma membrane. Hope this helps!

Explanation:

5 0
4 years ago
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