Biology, 28.01.2020 15:43 jakhunter354
The ph of human blood is maintained at around ph 7.4. why does a buffer system need to be present in blood to protect against changes in ph due to increases in acids?
Answers: 1
Biology, 21.06.2019 21:00
My question says on my assignment. read the following scenarios and decide which of the properties of life are being described. the first one is. katherine stopped on the way to school to grab some donuts. 2. because a dog cannot sweat, it has to pant in order to stay cool. 3. an elephant trun had no bone but 4,000 muscles. i have no idea what i am supposed to anwer. i can't find the answer in my notes or book that i can understand anyway
Answers: 3
Biology, 22.06.2019 12:00
The embryos of a bird, a reptile, and a mammal are similar in appearance. how does comparing the physical appearance of embryos of different species support the theory of evolution? a. it shows that these organisms share a common ancestor. b. it provides evidence that these organisms eat the same foods.c. it shows that these organisms share the same habitat.d. it provides evidence that these organisms suffered a genetic mutation.
Answers: 1
Biology, 22.06.2019 14:30
The process of meiosis produces only gametes, eggs or sperm. according to the diagram, how many sperm are formed from each cell that undergoes meiosis?
Answers: 1
Biology, 22.06.2019 16:00
Why were the results whit just water so much different than the trials with the detergent ?
Answers: 3
The ph of human blood is maintained at around ph 7.4. why does a buffer system need to be present in...
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