Produce seeds .Ferns are a member of a group of vascular plants that reproduce spores whereas seed plants do not and instead produce seed and flower .Thats why the seed plants are gymnosperms and the angiosperms.Hope this helped !!
2n because when 2 gametes of n amount of DNA fertilise together they make an organism that is similar to its parents and have the total amount of DNA as 2n, just like parents.
Answer:
The question is incomplete as the options are not stated, here are the options from another website.
options for A, B and C.
respiration,
photosynthesis,
transpiration.
The answers are;
1. Respiration.
2. Photosynthesis.
3. The processes form the carbon cycle.
Explanation:
From number 1. Prices which is respiration, respiration is a process of gas exchange which oxygen is inhaled and carbondioxide is exhaled into the atmosphere.
Photosynthesis uses the carbon to produce food. This is a process where carbondioxide are used by green plants in line with light energy from the sun and water to produce glucose and oxygen.
The processes are carbon cycle because carbon cycle shows how carbon flow from the atmosphere to the biosphere.
<span>Thymine Is 20% in the DNA molecule.
Hope this helps.
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