Answer:
Experimental groups: type of dogs
Dependent variable: hearth rate
Independent variable: the amount of caffeine
Explanation:
The dependent variable is the variable being measured or tested in a given study, while the independent variable isn't changed by the other variables. In this case, the heart rate is dependent on the amount of caffeine, which is then the independent variable. The experimental groups are the groups exposed to the independent variable.
Answer: First, the bacteria will adjust and then it will divide.
Explanation:
Once the bacterial species is put into the cultural medium, there the bacteria present in the medium needs to acclimatize in the medium and then start growing.
There is a lag phase before the log phase because first the bacteria will adjust into the medium and then start dividing.
As we know that the growing medium contains amino acids, growth factors, enzymes and many more things which first needs to be utilized by the bacteria and then it will start dividing.
I think it is A because they can just destroy it but D is finding something natural to kill it off but it is GM so it wouldn't help so A
Make sure you do not have any loose clothing and tie up your hair if you have long hair
Answer:
Plants are autotrophs because they can prepare their own food. Photosynthesis takes place in leaves. Leaves contain stomata that allow for the exchange of gases during the process, and also help with the process of transpiration.
