2. In natural selection, the selective agent (the factor that decides which inc

survive and which do not) is the

a. humans

b. mutations

c. breeders

d environment

Both euglena and Cyanobacteria are photosynthetic unicellular organisms found in pond water. The feature that distinguishes euglena from Cyanobacteria is the- A. Ability to maintain homeostasis B. presence of ribosomes C.

Which of the following would suggest that two species shered a common ancestor?

How is a solid substance affected by adding heat energy to it? O A) Its mass increases. OB) Its temperature decreases. OC) The motion of its particles increases. OD) The motion of its particles decreases.

How can scientists use diamonds to understand conditions inside Earth? A. They can use diamonds to observe how seismic waves travel through different materials. B. They can use diamonds to cut through layers of Earth's crust. C.

The result of all sin is: repentance, death, or self-determination.

B) humans and chimpanzees have very similar dna. what does this say about these two species

In a deciduous forest ecosystem which of these organisms would be a decomposer

How are viruses able to move between species?

Which of the following constructive forces was most powerful in the formation of the Appalachian Mountains? A. Crustal deformation due to two tectonic plates moving apart B. Crustal deformation due to two tectonic plates moving together C.

An antibiotic-resistant allele confers a fitness cost. What would you predict about the growth of the bacteria with the resistant allele compared to the growth of bacteria without the sensitive allele in the presence or absence of antibiotics?