1, heartburn. Keep stomach acid in the stomach!
Bones teeth and maybe scull
Answer:
Null hypothesis: male and female spiders organized in mating pairs don't differ significantly in respect to body length
Alternative hypothesis: male and female spiders organized in mating pairs exhibit significant differences in respect to body length
The application of one statistical test in order to obtain one p-value (probability value) may provide useful evidence to support the alternative hypothesis (or reject it).
The inference procedure uses the information collected from the sample in order to obtain one conclusion. Frequentism is a type of inference procedure that can be used to test a hypothetical test case, which is here represented by male and female spiders organized in mating pairs.
I would say it's b.
stomach doesn't secrete lipase, only pancreas does.
stomach also doesn't manufactures bile, the liver does.
stomach contents are highly acidic , it's around pH 2.0 , which is completely opposite to alkaline
Homeostasis is essential because it maintains internal stability