Biology

The reason why the flow of blood through the capillaries is very slow is?

A. because the walls of capillaries are very thin B. to avoid high blood pressure C. to ensure that the…

6 years ago

Which of the following structures is not a skeletal material?

A. Chitin B. Cartilage C. Bone D. Muscle Correct Answer: Option D D. Muscle

6 years ago

The longest bone in the body is the?

A. humerus B. femur C. scapula D. tibia Correct Answer: Option B B. femur

6 years ago

The following statements about mitotic cell division are correct except that?

A. it occurs only in young cells B. it occurs In somatic cells C. the chromosome number of the daughter…

6 years ago

The experiment below is used to demonstrate the process of?

A. transpiration B. water culture C. diffusion D. osmosis Correct Answer: Option D D. osmosis

6 years ago

Two organelles directly involved in mitotic cell division are?

A. nucleus and mitochondrion B. ribosome and nucleus. C. centriole and Golgi apparatus D. nucleus and centriole Correct Answer: Option…

6 years ago

The curvature movement of plants in response to the stimulus of water is called?

A. hydrotropism B. geotropism C. phototropism D. thigmotropism Correct Answer: Option A A. hydrotropism

6 years ago

Red blood cells were found to have burst open after being placed in distilled water for an hour. This phenomenon is known as?

A. plasmolysis B. diffusion C. haemolysis D. wilting Correct Answer: Option C C. haemolysis

6 years ago

A group of closely related organisms capable of interbreeding to produce fertile offspring are known as members of a?

A. kingdom B. class C. family D. species Correct Answer: Option D D. species

6 years ago

The cytoplasm of the cell is considered a very important component because it?

A. regulates the amount of energy in the cell B. suspends all cell organelles. C. is the outermost part of…

6 years ago