Answer:
Observers ahead of the wave observe an apparent increase in wave frequency
Explanation:
This is the Doppler Effect. The frequency of a wave increases when the source approaches the observer and decreases as the source recedes.
B, C, and D are wrong. Observers behind the source notice a decrease in frequency.
Answer:
The total amount of carbon is constant but limited as it moves through the carbon cycle.
Explanation:
The correct answer is c Cytoskeleton
Cyto means cell and skeleton is self explanatory, therefore, cytoskeleton provides shape of the cell, like normal human skeleton provides shape for us by carrying muscles.
Answer:
The three domains that are used to classify organisms are Bacteria, Archea, Eukarya.
Explanation:
Found it in my biology notes :)
Answer: These DNA though is long, it is small. it would be half-squished in the nucleus. Because it is half squished, that is why they can be infected by viruses.
This answer not be correct, by the book i read said so.
