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Korvikt [17]
3 years ago
9

What are some of the challenges of using or harnessing solar energy?

Biology
1 answer:
sergey [27]3 years ago
7 0
Lack of sunlight in certain areas.
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A comparison of karyotypes from two carrot plants cloned from the same carrot root tissue should show that all cells of these ca
nadya68 [22]

Answer:

C. Diploid condition

Explanation:

A Karyotype is the pictorial display that shows chromosome arrangement and number in a cell. The Karyotype shows any abnormalities in the nuclear material (chromosomes). In a carrot plant that was cloned from carrot root, the clones should possess the same features as the original plant.

A Karyotype of both plants i.e. clone and the original plant should show that their cells have a diploid number of chromosomes i.e. Two sets of chromosomes. Since a carrot plant is a diploid organism.

5 0
4 years ago
What is the primary visible color of an emission nebula? a. red due to ionized hydrogen atoms b. blue due to ionized helium atom
svlad2 [7]

Answer:

Answer is A. Red due to ionized hydrogen atoms.

Explanation:

Note that nebula color depends on its chemical composition and its degree of ionization. Because of the prevalence of hydrogen and relative low of ionization energy, its emission appears red.

3 0
3 years ago
1. Explain using diagram how monomers are arranged in Thermoplastic and Thermosettingplastics.​
Romashka [77]

Explanation:

In thermoplastics, the arrangement of monomeric units is linear and in thermosetting plastics, it is cross-linked. Thermoplastics are usually soft, weak and less brittle, so can get soften on heating and stiffen on cooling. They can be melted, remoulded and recycled easily.

7 0
3 years ago
Why do viruses need living hosts, such as bacteria or eukaryote cells?
KengaRu [80]
Viruses need a host because a host is just like the owner of the virus "business". think of it as a company. the company has a boss- aka the person who made the company (this is the host) and the boss also tells the employees (bacteria etc) what to do and how to do it. without the host, the virus will die. :)
7 0
3 years ago
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What challenges do scientists face when classifying a new fossil?
nikklg [1K]
It is not easily recognizable
3 0
3 years ago
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