Leukocytes have a prototypical cell structure with a nucleus and cell organelles.
a. true
b. false
Ans: a. true
You might also like to view...
The parents of a 17-year-old boy are concerned about his height because he is only 5 feet tall and they are both close to 6 feet tall. After tests by their doctor, a certain hormone is prescribed for the boy
What is the probable diagnosis, and what hormone was prescribed? Why might the child still expect to reach his growth potential? What will be an ideal response
People that have a single allele (gene copy) for sickle cell anemia are typically not sick from the disease and are said to be carriers of sickle cell trait. These people will more often live in the malaria belt of sub-Saharan Africa
The most likely explanation for this is ________. A) sickle cell trait is passed on to the biting mosquitoes as malaria B) the tropical climate attracts people with sickle cell trait C) malaria is a cause of sickle cell trait D) people with sickle cell trait have a better chance of surviving malaria
The I band contains
A) thick and thin filaments. B) thick filaments only. C) thin filaments only. D) myosin only.
Describe leptin and its effect on appetite
A) Leptin is a peptide hormone produced by adipose tissues during the synthesis of triglycerides and it signals satiety. B) Leptin is a neurotransmitter that increases appetite. C) Leptin is a hormone released by the gastric mucosa that stimulates appetite. D) Leptin is a hormone released by the pancreas that suppresses appetite. E) Leptin is steroid hormone produced by adipose tissues during the breakdown of triglycerides and it stimulates appetite.