As food reaches the end of the esophagus, it enters the stomach through a muscular valve called the lower esophageal sphincter. The stomach secretes acid and enzymes that digest food. Ridges of muscle tissue called rugae line the stomach. The stomach muscles contract periodically, churning food to enhance digestion.Mar 4, 2016
The answer is B) stop condons.
Stop codons, UGA, UAA, and UAG, are nucleotide triplets that signal to stop the translation of an mRNA sequence into proteins.
Water bc its dealing with liquid
Answer:
Animals: eukaryotes. plants: chloroplast.
Explanation:
animals have eukaryotic cells.
while plants have chloroplast that helps in photosynthesis.
Ans.
Female reproductive system is comprised of ovary, fallopian tubes, uterus, and vagina. In humans, female have two ovaries that release egg at the time of ovulation. The egg is released in fallopian tube, where it gets fertilized with male sperm to form zygote. The uterus is nurturing organ for developing zygote till the delivery of fetus. The vagina acts as opening for the uterus.
Thus, egg is correctly matches with female reproductive system that includes ovary, fallopian tube, and vagina.
Male reproductive system is comprised of testis, vas deference, urethra, and penis. Testis is responsible for the synthesis of sperms or male gametes. From testes, sperms are transported to vas deference via epididymis and ejaculated through urethra.
Thus, sperm is correctly matches with male reproductive system that includes testis, vas deference, and urethra.
