If an ovum has chromosomal nondisjunction which conditions (s) could result in the embryo

Researchers have found a new type of bacteria, and they want to determine its phylum. What would be the most reliable method to do so? Researchers have found a new type of bacteria, and they want to determine its phylum.

Henry reads the following claim "After most dinosaurs went extinct, mammals evolved in a pattern of adaptive radiation." Which observation provides the strongest evidence in support of this claim? A.

What is an adaptive radiation? a. a kind of mutation caused by radiation b. a cluster of similar adaptations in a species c. a rapid increase in the number of related species d. an organism that is capable of producing radiation

The number of protons plus the number of neutrons equals the

Define natural selection according to charles darwin

if research is restricted. then the new discoveries made are limited. which action is most likely to increase the number of discoveries scientist can make?

Which statement about nuclear fission is false? a: nuclear fission takes place in the core of the stars b: the fuel for nuclear fission is often uranium c: nuclear fission releases large amount of energy d: nuclear fission is used to generate

Some monkey flowers (Mimulus guttatus) living near the sites of copper mines can grow in soil containing high concentrations of copper, which is toxic to most plants. Copper tolerance is a heritable trait. Select the three statements that are true.

The lowest level of environmental complexity that includes both living and nonliving factors is the A: Biome B: Community C: Ecosystem D: Biosphere

Which part of the endocrine system is located in the middle of the brain