It is a mating in which an individual showing a dominant phenotype is crossed with an individual showing its recessive phenotype. In a test cross, the unknown individual must be of a dominant phenotype because if the phenotype is recessive the genotype will have to be homozygous recessive.
Answer:
Earth's climate had remained relatively constant.
Explanation:
- Scientists have established that human-based activities have affected and are affecting a rapid change in the earth's climate as they have brought about massive changes in the global carbon cycles and affected the ecological systems.
- Earth is has an ever-changing climate and the variation in the orbit of earth results in natural changes such as seasons, which depend on the duration and intensity of the sunlight.
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Yes i do believe this is right
True, to perform ABG punctures, a phlebotomist must undergo extensive training.
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What is an ABG test?</h3>
- An blood gas (ABG) test measures the oxygen and carbon dioxide levels in your blood as well your blood's pH balance.
- Arterial blood gas tests can help healthcare providers interpret conditions that affect your respiratory system, cardiovascular system and metabolic processes (how your body transforms the food you eat into energy), especially in emergency situations.
- There’s also a test referred to as a "blood gas analysis," which uses a sample of blood from anywhere in your cardiovascular system (artery, vein or capillary).
- An blood gas (ABG) test only tests a blood sample from an artery in your body.
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