Biology, 01.12.2020 07:40 Isaiahtate053
Which statement best describes the stages of mitosis?
a. duplicated chromosomes become visible, chromosomes line up across the center of the cell, sister chromosomes separate, the nuclear envelope re-forms
b. daughter cells form, centrioles form, the cytoplasm divides, the cell wall forms
c. interphase occurs, the chromosomes line up across the center of the cell, chromatin forms
d. chromosomes replicate, the nuclear envelope breaks down, the chromosomes separate along spindle fibers, cytokinesis divides the cell
Answers: 3
Biology, 21.06.2019 20:00
Which of the following is true of microbes? a. ninety-nine percent of all microbes are pathogenic.b. gene expression in bacteria is very similar to gene expression in humans, which facilitates the use of bacteria in recombinant biotechnology and gene therapy.c. all bacterial enzymes are harmful to humans and the environment.d. microbes create pollutants and toxins that harm the environment.
Answers: 2
Biology, 22.06.2019 02:50
How does upwelling affect coastal fisheries? upwelling damages nutrient supplies at coastal fisheries as the warm, nutrient-rich surface water is replaced by nutrient-poor, cold water. upwelling damages nutrient supplies at coastal fisheries as the cold, nutrient-rich surface water is replaced by nutrient-poor, warm water. upwelling improves the nutrient supply at coastal fisheries as the warm, nutrient-rich surface water replaces the nutrient-poor, cold water. upwelling improves the nutrient supply at coastal fisheries as cold, nutrient-rich water replaces the warm, nutrient-poor surface water.
Answers: 3
Biology, 22.06.2019 03:40
Several bird species feed in a certain species of tree. each bird species feeds in a different part of the tree. which statement is true of these bird species? a. they have adapted to different niches due to competition b. they have a carnivorous relationship with the tree species. c. they have adapted to different niches due to predation d. they have a symbiotic relationship with the tree species.
Answers: 2
Which statement best describes the stages of mitosis?
a. duplicated chromosomes become visible, chr...
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