Biology, 21.08.2019 12:00 Banana2819
Which type of change was seen in the ecosystems affected by the 1988 fires in yellowstone park?
primary succession
secondary succession
a climax community
species extinction
Answers: 2
Biology, 22.06.2019 04:00
Select the correct answer. which mutation is harmful to the organism? a. a mutation allowing moths to camouflage better on blackened tree bark b. a mutation making staphylococcus aureus resistant to the antibiotic methicillin c. a mutation inhibiting human immunodeficiency virus from attaching to and entering the cell d. a mutation causing uncontrolled cell division e. a mutation giving plant leaves a bitter taste to discourage herbivores from eating them
Answers: 1
Biology, 22.06.2019 10:00
The double bond between a carbon atom and two oxygen atoms (a molecule of carbon dioxide) has two characteristics. what are they? a.an ionic bond is formed between the oxygen and carbon atoms. b.four valence electrons are shared. c.two valence electrons are shared. d.valence electrons are shared between oxygen atoms.
Answers: 1
Biology, 22.06.2019 10:30
Which of the following is a good definition for the word adaptation? question 1 options: a trait that an organism survive and reproduce in its environment. a change in an organism's environment. the way in which animals obtain food. a temperature change that can cause the extinction of plants and animals.
Answers: 2
Which type of change was seen in the ecosystems affected by the 1988 fires in yellowstone park?
Mathematics, 17.11.2020 20:30
Geography, 17.11.2020 20:30
English, 17.11.2020 20:30
Mathematics, 17.11.2020 20:30
History, 17.11.2020 20:30
Mathematics, 17.11.2020 20:30
Spanish, 17.11.2020 20:30
Biology, 17.11.2020 20:30
Mathematics, 17.11.2020 20:30
Mathematics, 17.11.2020 20:30
Physics, 17.11.2020 20:30