Biology, 26.10.2020 20:20 hardwick744
Dr. Lopez studies the cells of oak trees that grow on steep hills. He is learning how the trees can support themselves and get enough food. The trees have very different needs than animals. Describe two structures found in plant cells but not in animal cells. How do these structures help plant cells to meet a plant’s needs?
Answers: 2
Biology, 21.06.2019 18:40
In dna, only the_ varies from one nucleotide to another. base phosphate sugar amino acid
Answers: 2
Biology, 22.06.2019 02:30
What evidence supports the law of conservation of energy? a) mechanical energy is converted to chemical energy during photosynthesis. b) oxygen is made from the breakdown of carbon dioxide during photosynthesis. c)energy is absorbed by chlorophyll and becomes chemical energy during photosynthesis. d)the sun gives off light energy that is absorbed by plants.
Answers: 1
Biology, 22.06.2019 03:30
Cold case files recently began re-investigating an old murder case. the murder took place in the park; a young man, james, was hit over the head with a brick and killed. police suspected the jealous former boyfriend of james' wife, karen. whoever killed james may have washed their hands in a near-by bird bath as detectives found blood in the bird bath. since the murder took place before dna fingerprinting was available, the suspected killer, ronnie, went free. detectives are now reviewing the blood evidence using dna fingerprinting. based on the dna fingerprints of all possible suspects, who is james' killer?
Answers: 2
Biology, 22.06.2019 10:00
Which is an example of a vestigial structure? a. tail of a monkey b. fin of a fish c. flower of a plant d. tailbone of a human
Answers: 2
Dr. Lopez studies the cells of oak trees that grow on steep hills. He is learning how the trees can...
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01
Mathematics, 29.09.2020 20:01