Answer:
Artificial selection is non-random whereas natural selection, and sexual selection are random selection.
Explanation:
Artificial selection is considered non-random whereas natural selection, and sexual selection are considered as random selection because in Artificial selection, humans select the mating animals in order to acquire the desired characteristics and features in the offspring while on the other hand, natural selection, and sexual selection are happen randomly without the intervention of humans, it occurs naturally so we can conclude that artificial selection is non-random whereas natural selection, and sexual selection are random selection.
Answer:
Explanation:
The objective is to conclude if the statements are true or false based on facts.
1)
True
2)
False
This is because their ancestor is a Chordate who doesn't have a vertebral column but a notochord.
3) True


4)
False
This is because the bass is a fish that possess some characteristics traits related to an amphibian (turtle) as compared to a mammal(leopard).
5)
False
The taxa of turtles share a more common ancestor with frogs compared to bass.
6)
False
The common distant ancestor for leopards and lancelets is known as Chordates
Answer:

Explanation:
Mechanical advantage is given by the ratio of output force by input force.
= Output force = 
= Input force = 
So,

The mechanical advantage of the pulley's is
.
Explanation:
If the concentration of molecules outside the cell is very high relative to the internal cell concentration, the rate of diffusion will also be high. If the internal and external concentrations are similar (low concentration gradient) the rate of diffusion will be low.
It’s the first one,the packaging is organic, and the cleaner is inorganic