Which cellular organelle is thought to have evolved from a prokaryote that was able to use oxygen?

A. chloroplast

B. ribosome

C. Golgi apparatus

D. mitochondrion

Organisms use the energy they produce to perform different functions. Which function would polar bears and orange trees not use energy for? homeostasis bioluminescence building cell parts moving molecules

A monk crossbred plants, which can have purple or white flowers, and obtained 545 plants with white flowers and 306plants with purple flowers. Find the experimental probability that a plant had each type of flower.

A chemical reaction is the only way to separate a? a. element b. pure substance c. mixture d. solution

What anatomical differences exist between male and female urinary tracts that may result in the higher incidence of utis in females? 2. why are bacteria that normally reside in the lower gi tract the primary cause of utis? 3.

All humans belong to a single race because a. there are no physical differences between human groups b. there are no anatomical differences between human groups c. all humans can successfully reproduce with each other d.

The narrowest taxon in the Linnaean system is the genus, order, or species

What food source is available to animals in benthic zone and marine habitats

The process of breaking down a larger molecule, called a ploymer, into its monomets is called what

Carol is enjoying eating her dinner. While eating, she notices that her saliva secretion is higher than normal and that she feels good and relaxed. What causes this relaxed state?

What is the difference between bacillus, coccus, and spirillum