In insects, the structure that performs the same function as the kidney in man is the?
nephridrium
flame cell
malphigian tubule
trachea
Correct answer is C
No explanation has been provided for this answer.
The enzymes of the glycolytic pathway are located in the?
mitochondria
gastric juice
plasma
cytoplasm
Correct answer is D
Glycolysis is a metabolic pathway that does not require oxygen for the breakdown of glucose into pyruvate or pyruvic acid by enzymes in the cytoplasm of the cell.
Then the NADH + H+ generated by glycolysis has to be transferred to the mitochondrion to be oxidized, and thus regenerate the NAD+ necessary for glycolysis to continue.
Which of the following describes the sequence of blood flow from the heart to a tissue?
Heart→ artery→ arteriole →tissue
heart→ vein →venule →tissue
heart →venule→ vein →tissue
heart →arteriole →artery →tissue
Correct answer is A
No explanation has been provided for this answer.
The part of the alimentary system of a bird where food is ground into small particles is the?
cloaca
stomach
crop
gizzard
Correct answer is D
The gizzard is the mechanical stomach of a bird. It is located just after the true or glandular stomach in the gastrointestinal system. Since poultry have no teeth and swallow food whole, this muscular organ, sometimes called hen's teeth, mechanically grinds and mixes the bird's feed.
Which of the following is an example of carnivorous plant?
hydra
bladderwort
yeast
spirogyra
Correct answer is B
Carnivorous plants are plants that derive some or most of their nutrients from trapping and consuming animals or protozoans, typically insects and other arthropods.
Examples are: