Answer:c).Random mate choice
d. )A large population e.) No new mutations
Explanation:The Hardy-Weinberg Principle predicts that in the large randomly mated population in the absence of migration,selection and mutation the gene frequencies remains the same. Hence, for the allele and genotype frequencies to remain constant there must be; a)random mated population b)large population c) No new mutation.
Answer: Digesting food is a chemical change.
Explanation:
Chemical changes cannot be undone so digesting the food is considered a chemical change.
1. D
2. C
3. B
4. A
5. Alveoli
6. larynx
7. mucus
8. nitrogen
9. diaphragm
10. Air enters the body through the mouth or nose and passes through the pharynx and larynx. Then it travels down the trachea and branches through the bronchi into the two lungs. In the lungs, small alveoli are the site of gas exchange where carbon dioxide diffuses into the lungs for exhalation, while oxygen from the air diffuses into the capillaries surrounding the alveoli to be pumped throughout the body.
PENNFOSTER.
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Answer:
Cancer diagnosis:
1.) Physical exam. Your doctor may feel areas of your body for lumps that may indicate a tumor.
2.) Laboratory tests. Laboratory tests, such as urine and blood tests, may help your doctor identify abnormalities that can be caused by cancer.
3.) Imaging tests.
4.) Biopsy.
Explanation:
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