Answer:
a
Explanation:
its a semi permeable membrane. it chooses what can go in and out so nothing bad happens.
You should reask this question and put a picture so that we can understand it better :)
Answer:The Null hypothesis state that the mean hemoglobin level for all the children in Jordan is 12g/dl.
While the Alternative Hypothesis state that the mean hemoglobin level for all the children in Jordan is less than 12g/dl
Explanation:
The Null hypothesis H0: This is the hypothesis that state that there is no statistical difference between the two variables in the hypothesis. It is the hypothesis that the researcher is work to nullify.
The Alternative hypothesis H1: This is the hypothesis that states there is a statistically difference between two variables.
D through a microscope!
hope this helps!
Answer: By breathing out
Explanation: Breathing in oxygen and breathing out CO2.
(Cows also release CO2 by farting)
Hope this helped!
Mark Brainliest if you want!
