1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Ierofanga [76]
3 years ago
15

Question 2 of 9

Biology
1 answer:
Jlenok [28]3 years ago
8 0

Answer:

The correct answer is option D.  Light and some other factors are necessary for chlorophyll production

Explanation:

By this experiment, it is clear that light is the major factor that helps in the production of chlorophyll in seedlings or plants. In this study, placing the seeds in the light turns 75 seedlings green which is possible by the production of the green pigment, chlorophyll only. So, it is proved that light is a key factor in the production of chlorophyll.

Besides light, there must be some other factors (mineral nutrition and chemical metabolites) that also play role in the production of chlorophyll or increase or decrease of the chlorophyll production as few seedlings did not turn green in the study.

You might be interested in
A(n) ____________ is a preparation of one or more microbial antigens to induce protective immunity in potential hosts. listen to
Dmitry [639]

A vaccine is a preparation of one or more microbial antigens to induce protective immunity in potential hosts.

Vaccines are the anti-microbial agents administered to provide immunity against specific diseases. There can be a wide variety of vaccines, like: live attenuated vaccine, vaccine with killed or inactivated microbes, vaccine containing the sub-parts of the microbes, etc.

Immunity is the body's ability fight against a disease. The immunity is build when a body gets attacked by pathogen. Various immune cells like neutrophils, MHCs, dendritic cells, B and T cells, etc. are involved in building and strengthening the immunity of any person.

To know more about vaccines, here

brainly.com/question/6683555

#SPJ4

7 0
1 year ago
Ep-24 what is the best way to avoid running aground
patriot [66]

<span>The best way to avoid running aground is to ensure that you have a good understanding of your environment. This can be achieved by gaining familiarity with locations of shallow water and learning to read a chart to determine one’s position and the level of water</span>

8 0
3 years ago
This is the structure in the cell nucleus that houses a cell's genetic information. Example: Humans have 46 of these.
MArishka [77]
The structure that is in the cell's nucleus that contains the genetic information if it is condensed and becomes wrapped and folded with many histone and other proteins, it is called chromosomes.

Humans do have 46 chromosomes, 44 autosomal ones and 2 sex chromosomes.
4 0
3 years ago
Read 2 more answers
Why do researchers need a lot of data to monitor a species population?
Yuliya22 [10]

Answer:

Researchers need a lot of data to monitor a species population because the environment is very diverse in types of species found at different places .

What happens to one part of it could affect the population of other animals, humans, and may also effect the ecosystem of that certain environmental region .

6 0
2 years ago
Starch can be broken down into the disaccharide known as _____. starch can be broken down into the disaccharide known as _____.
Gnom [1K]
Lipids, glucose..................
5 0
3 years ago
Other questions:
  • If only a single member of a pair of chromosomes is present in a cell, it is a _____ condition and is most likely a _____ cell.
    13·1 answer
  • Compare the biomes of New York City and Seattle. Whey are their biomes different?
    10·1 answer
  • How are fats and steroids similar
    13·1 answer
  • This is an example of a scientific ___________; a statement that describes, predicts, and/or explains why things behave as they
    13·2 answers
  • How do the light and dark reactions work together?
    12·1 answer
  • Friend me please. i only have one friend on here.
    8·1 answer
  • In a Punnett Square, where are the parent alleles written _:
    11·2 answers
  • (In 4 to 5 sentences explain the movement though the flow chart in ur own words.)
    12·1 answer
  • Before tbp is loaded, which taf blocks the dna binding cleft of tbp and the n-terminal stirrup?
    15·1 answer
  • Cognitively, people with borderline personality disorder are ________ negative emotional stimuli in the environment. less aware
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!