Choice B.
In DNA, adenine pairs with thymine and guanine pairs with cytosine.
#1
- Ocean acidification is harmful for aquatic ecosystem
- This is being reason for death of many aquatic creatures
#2
CO_2 will form carbonic acid which is acidic in nature
- So it will decrease the pH
#3
PH stands for potential of Hydrogen .
- If pH is less than 7 it's acidic and if greater than 7 it's basic
Chromosome is to cactus as gene is to needle
Natural common disorder function seeds
Why is it important to protect ecosystems? What could happen to the biotic and abiotic factors if we don’t take care of them?
It protects the resources and organisms that depend on one another in the ecosystem
What would be the impact on the organism and the biomes?
A rise in temperature in the tundra for the polar bears:
They would get overheated since they are prepared for the colder temps with their fur-also causes the ice to melt and alter its food supply
A decrease in rainfall for the flowers in the rainforest:
They would likely die due to a lack of water
A decrease in temperature for jackrabbit in the desert:
They would get very cold since they are used to the extreme heat
An increase in temperature for the black bear in the temperate deciduous:
They would get very hot and be trouble due to their fur and dark coloring
