True or false? as discussed in lecture, it takes greater than 1 full cell cycle for a centriole to mature from being "born" (or its initial formation) until it matures into a fully functional mother centriole. mcb 252

Legumes, a type of plant, require rhizobia, a type of soil bacteria, to survive since these organisms fix nitrogen during photosynthesis. rhizobia use the legumes for food. what would most likely happen to the legume population if rhizobia suddenly became extinct?

Sarah and john are having a discussion on genetic diversity. sarah believes that it happen over a long period of time. john it happens immediately. who is correct? a. sarah is correct because genetic diversity occurs over a long period of time. b. john is correct because genetic diversity occurs immediately. c. both are correct because genetic variation can occur or long period of time. d. neither are correct because genetic diversity occurs over any period of time

Geographic earth materials modified over time by physical, chemical, and biological processes that serve many functions are considered a) equatorial parent materials b) modified soil horizons c) modified atmospheric materials d) nurtured dominant structures