Biology, 05.05.2020 14:52 biancasamadp3usfw
All animals have a system for exchanging carbon dioxide and oxygen with their surroundings. What do all of these systems have in common?
A. All involve the active transport of gases across membranes.
B. All include airways, such as the trachea, that carry air to the mouth.
C. All involve gas diffusion across moist, selectively permeable membranes.
D. All involve organs or tissues that are dedicated to gas exchange and fulfill
no other functions.
Answers: 2
Biology, 21.06.2019 20:00, lilrider777
Heyme with this one ❤ ☺❤ name the part of the cell concerned with the transmission of hereditary characters from parents to offspring. "i will mark brainlist "
Answers: 1
Biology, 22.06.2019 00:50, sedilei1515
What would be the result if crossing over did not happen during meiosis in humans? a. there would be less genetic variation in humans. b. parents would be more likely to look like their children. c. the human population could not reproduce. d. children would have more chromosomes.
Answers: 2
Biology, 22.06.2019 01:30, bbqchicken243
What type of competition exsist between two species. turtles and fish
Answers: 1
All animals have a system for exchanging carbon dioxide and oxygen with their surroundings. What do...
Physics, 23.04.2021 17:10
History, 23.04.2021 17:10
French, 23.04.2021 17:10
Mathematics, 23.04.2021 17:10
Mathematics, 23.04.2021 17:10