Biology, 01.08.2019 22:20 Chewychipsx4023
Sort the following events from earliest (1) to most recent (5), in the sequence of evolution of life on earth.
- origin of mitochondria
- origin of multicellular eukaryotes
- origin of chloroplasts
- origin of cyanobacteria
- origin of fungal-plant symbioses
Answers: 2
Biology, 21.06.2019 22:00
Living cells cannot use heat to provide the activation energy for biochemical reactions because which choice(s) complete the sentence correctly? a) answer choice ii. eliminate b) answer choices ii and iv. c) answer choice iii and iv. d) all answers can complete the sentence.
Answers: 1
Biology, 22.06.2019 14:00
True or false: (a) the strings of little red dots represent carbohydrates. (b) the model is called a bilayer because there are two main types of molecules present, lipids and proteins. (c) the many black lines represent amino acid tails. (d) this model shows membrane transport. (e) the blue ovals are hydrophobic. (f) the blue ovals represent phospholipid heads.
Answers: 1
Biology, 22.06.2019 14:30
The lineage of pea plants produced round seeds for four generations. the plants that fertilized these pea plants also produced round seeds. however, in the fifth generation, the plant produced to two plants with wrinkled seeds. can that be possible?
Answers: 2
Biology, 22.06.2019 20:00
What blood vessels carry blood to the heart? away from the heart?
Answers: 1
Sort the following events from earliest (1) to most recent (5), in the sequence of evolution of life...
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