In meiosis I, homologous chromosomes separate, while in meiosis II, sister chromatids separate. Meiosis II produces 4 haploid daughter cells, whereas meiosis I produces 2 diploid daughter cells. Genetic recombination (crossing over) only occurs in meiosis I.
Answer:
An acid is a chemical that dissociates releasing free hydrogen ions.
Explanation:
The chemical equation for an acid is HA⇄A- + H+
The free hydrogen ion (H+) is what gives the substance the quality of acid.
. Tachycardia means ...................heart rate a) fast b) slow c) irregular d) arrhythmic
Answer:
The correct answer is option C. hepatic portal system.
Explanation:
The hepatic portal system involves hepatic portal veins and its accessory tributaries. The hepatic portal system collects blood from digestive organs and spleens that consist of nutrients absorbed from these organs and circulate to the liver.
This system is unique to circulate both oxygenated and deoxygenated blood. This system involves most of the digestive organs from the esophagus to the end of the canal.
Thus, the correct answer is option c. the hepatic portal circulation.
