Answer:
Human impacts on marine ecosystems. Human activities affect marine ecosystems as a result of pollution, overfishing, the introduction of invasive species,and acidification, which all impact on the marine food web and may lead to largely unknown consequences for the biodiversity and survival of marine life forms.
2.
22. A student wants to test the effect of temperature on relative enzyme activity. The table below shows
.
data from this experiment.
Temperature (*)
30
40
50
60
70
80
90
100
Relative Enzyme Activity (%)
After 10 minutes After 20 minutes
17
20
34
40
42
50
71
75
85
95
34
44
13
18
9
10
After 30 minutes
19
38
48
73
90
40
15
9
I
What are the independent and dependent variables in this experiment?
A. Independent-relative enzyme activity:
dependent--number of minutes
B. independent--number of minutes;
dependent--relative enzyme activity
C. Independent-relative enzyme activity:
dependent--temperature
D. Independent-temperature;
dependent-relative enzyme activity
I think the absence of light will will stop the leaves from photosynthesis because light is necessary to make plant food.
Please don't copy off this answer. It is just an idea.off
If you need a better explanation just as in the comments.
Happy to help! Please mark as BRAINLIEST! Thanks
Answer:
Even in the desert, there is water vapor in the air—molecules of water in the gas phase. These molecules have a lot of freedom of movement and can move apart from each other, so water vapor is invisible.
Explanation:
Answer:
B
Explanation:
the earth rotates on a tilt so the answer is b
