Which Structure Develops from the Embryological Chamber Called the Sinus

question 115

Multiple Choice

Which structure develops from the embryological chamber called the sinus venosus?

• A) the right ventricle
• B) the left atrium
• C) the pulmonary trunk
• D) sinoatrial (SA) node

---

Definitions:

Black Coat

A reference to animals or organisms with predominantly dark-colored fur or external covering, often due to genetic variations.

Genotype

The genetic constitution of an individual organism, determining specific characteristics when interacting with the environment.

Incomplete Dominance

A genetic phenomenon in which neither allele of a gene completely masks the other in a heterozygote, resulting in a phenotype that is a blend of the two alleles.

True-breeding

Referring to organisms that, when bred, produce offspring identical to themselves in regards to certain traits over many generations.