During speciation, when do two groups become recognized as separate species? A. when they look different. B. When they are separated by an isolation barrier. C. When they cannot interbreed. D. When they are both herbivores.

Using a punnet square, cross a heterozygous grey mouse with a white mouse. (Grey is the dominant allele and white is recessive.) A) what percent of the offspring have grey fur? B) What percent of offspring have white fur?

What is an example of cell wall and also a non example

When you add sugar to water you are making a?

What carries out translation

Anne was observing a cell under a microscope which was undergoing binary fission. Which type of cell was Anne observing? Select one of the options below as your answer. A. Eukaryotic animal cell B. Eukaryotic plant cell C. Prokaryotic cell.

If an object with a mass of 100 kg on earth is taken to a planet that has more gravity, how will this affect the object's mass and weight?

Lamarck's mechanism of change can be called

What is carrying capacity and what does it mean for ecosystems?

Why was the evolution of a coelom a critically important innovation for animals? a) The coelom can act as a hydrostatic skeleton. b) The coelom gives rise to a complex nervous system. c) The coelom made it possible for animals to colonize land.

Marine mammals, with a few exceptions, are a. oviparous b. ovoviviparous c. viviparous