Biology, 18.09.2019 18:00, chrisgaz14

Photoautotrophs chemoautotrophs cyanobacteria were the first organisms that released oxygen as a by-product of photosynthesis user: gymnosperms and angiosperms that were more adapted to land were seed-bearing and able to reproduce using
pollen
cones
flowers
seeds user: scientists believe cyanobacteria chemoautotrophs photoautotrophs were the first types of cells able to make their own food.

Answers: 1

Show answers

Other questions on the subject: Biology

Biology, 22.06.2019 08:00, 182075

Which is a function performed by stem cells in the skin a. replacing lost skin cells b. making cells for the intestines c. growing new organs d. differentiating into brain cells plz apex

Answers: 1

continue

Biology, 22.06.2019 08:30, scottbrandon653

What are some natural processes that represent physical and chemical changes?

Answers: 1

continue

Biology, 22.06.2019 10:00, breemills9953

Using meiosis, the sporophyte produces spores that are .

Answers: 2

continue

Biology, 22.06.2019 12:10, 19jcormier

Adescription of a type of bio biotechnology (genetic engineering, cloning, or artificial section) one benefit or one risk for the individual (based on whether you are for or against it) one benefit or one risk for society (based on whether you are for or against it) one benefit or one risk for the environment (based on whether you are for or against it)

Answers: 2

continue

Do you know the correct answer?

Photoautotrophs chemoautotrophs cyanobacteria were the first organisms that released oxygen as a by-...