Biology, 25.12.2019 02:31 emmabarnett817
The teeth of grain-eating animals (such as horses) are usually broad and ridged. this makes the teeth suitable for grinding and chewing. meat-eating animals (such as lions) have pointed teeth that are good for puncturing and ripping flesh. this
Answers: 3
Biology, 22.06.2019 07:00, Savageboyn
In many humans, exposing the skin to sunlight over prolonged periods of time results in the production of more pigment by the skin cells (tanning). this change in skin color provides evidence that -
Answers: 3
Biology, 22.06.2019 09:00, risaroo070618
What is the significance of the protein-lined pits? a. protein attracts other proteins needed for atp synthesis within the cell. b. protein-lined pits are able to transport one molecule at a time down the concentration gradient within the cell. c. the polarity of proteins allows other polar molecules to attach and be transported in the cell by transport channels. d. receptors within the pits allow ligands to fuse and be transported into the cell by endocytosis.
Answers: 2
Biology, 22.06.2019 09:00, werewolf4751
Which of these is an example of land degradation? a. containers designed to store pollutants leak. b. fertilizers provide too many nutrients to crops. c. garbage is buried so the land can be reclaimed later. d. a drought kills all the plants in an area, leaving bare land
Answers: 3
The teeth of grain-eating animals (such as horses) are usually broad and ridged. this makes the teet...