An animal with an open circulatory system ____.
A) lacks a continuous network of blood vessels that contain the blood at all times
B) can have only one heart
C) has two separate vascular circuits
D) is able to distribute substances faster than a closed system
E) can grow larger than one with a closed circulatory system

Question

An animal with an open circulatory system ____.​
A) lacks a continuous network of blood vessels that contain the blood at all times
B) ​can have only one heart
C) ​has two separate vascular circuits
D) ​is able to distribute substances faster than a closed system
E) ​can grow larger than one with a closed circulatory system

Quizplus · Accepted Answer

Animals with an open circulatory system, such as many arthropods and most mollusks, lack a continuous network of blood vessels that fully contain the blood or hemolymph at all times. Instead, the fluid bathes the organs directly in an open body cavity.

An Animal with an Open Circulatory System ____.​

An Animal with an Open Circulatory System ____.