Compare the first forms of photosynthesis to evolve with the form used by green plants today
What will be an ideal response?
The first forms of photosynthesis did not use water as an electron source and did not release O2.
Biology & Microbiology
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This defect means that there is a problem at the level of __________
a. nucleotides b. amino acids c. triglycerides d. glucose molecules
Biology & Microbiology
Which country would be expected to have the greatest species richness per unit area?
a. Japan b. United States c. Brazil d. Canada e. New Zealand
Biology & Microbiology
Linen is woven from strands of sclerenchyma ________ that occur in the phloem of flax (Linum spp.).
A. tracheid B. sclerid C. fiber D. collenchyma E. sieve
Biology & Microbiology
How can a sponge deliver oxygen to every cell of its body without a respiratory system?
What will be an ideal response?
Biology & Microbiology