Answer:
a. 40%
Explanation:
up to 40% increasing the light intensity increases the oxygen production. Beyond 40% there is no effect.
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Answer:
Look like palm trees
Explanation:
Cycads are an ancient group of seed plants with a crown of large compound leaves and a stout trunk. They are a minor component of the flora in tropical and subtropical regions today, but during the Jurassic Period, they were a common sight in many parts of the world.
While on the other hand,
The Pinophyta, also known as Coniferophyta or Coniferae, or commonly as conifers, are a division of vascular land plants containing a single extant class, Pinopsida. They are gymnosperms, cone-bearing seed plants. All extant conifers are perennial woody plants with secondary growth.
Answer:
Germ cell DNA
Explanation:
mutations that are present in other body cells do not get passed onto offspring. if the mutations are present in a germ cell it does get passed onto offspring