You run 100m in 25s. If you later run the same distance in less time, explain if your speed increases or decreases

The model of speciation that requires some time with geographic barriers between two populations, allowing evolution of reproductive isolation, isa) allopatric speciation. b) phyletic gradualism. c) sympatric speciation. d) punctuated equilibrium.

DNA markers that are found to segregate with a mutation of interest can be used to determine the mutation's distance from the markers by looking at what?

What is the term for the stacks of thylakoids found in chloroplasts? A. Photosystems B. Photons C. Chlorophyll D. Grana

Scar tissue is made from what tissue

What is the source of all energy in an ecosystem?

Flowers that are pollinated by the wind usually have smaller petals and sepals than flowers that are pollinated by insects or animals. Why are small petals and sepals an advantage to these flowers?

Lysozyme and the antibiotic penicillin have similar mechanisms of action in that they both causedamage to the bacterialA) cell membrane. B) capsule. C) cell wall. D) DNA. E) ribosomes

A group of tissues that work together to perform specific activities for an organism

Mitochondria are important organelles within a cell. what would most likely happen if a cells mitochondria were not functioning properly?

What percentage of energy is transferred when a mouse is eaten by a fox? 90% 0% 10% 100%