Answer: Clearly his SYMPATHETIC nervous system has been activated.
Explanation:
The effects of the sympathetic nervous system dominate in times of EMERGENCY or STRESS. And its effects include:
- dilation of pupils to help Gabe see sharply as he investigate
- inhibition of saliva secretion as his mouth turns dry
- acceleration of heartbeat due to fear
- stimulation of sweat glands to produce sweat.
All these show clearly that Gabe's SYMPATHETIC nervous system has been activated.
I'd say D but i'm not 100% sure
Answer: Genetic variation within a species can result from a few different sources. Mutations, the changes in the sequences of genes in DNA, are one source of genetic variation. ... As a result, the tree-colored moths are more likely to survive, reproduce, and pass on their genes.
Explanation:
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.
