Answer:
a. F. W. Went isolated the chemical substance responsible for
communicating stimulus information- TRUE
b. The chemical substance responsible for communicating stimulus
information is a hormone- TRUE
c.Charles and Francis Darwin confirmed that the tip of a plant stem is
responsible for initiating the phototropic response- TRUE
d.When the tip of a stem is covered with a transparent cap, the stem bends
toward the light source anyway- TRUE
e. When the base of a stem is covered with an opaque shield, the stem
bends away from the light source- FALSE
f. An example of another control mechanism is that some plants require
more than 12 hours of darkness to produce flowers- TRUE
Answer: ribozomes consist of enzymes needed for protein photo sythesis transfer rna trna brings amino acids to the ribosomes where the amino acids are signed up with like a string of beads to form a protein there is a various trna for carrying each type of 20 amino acids utilized to construct proteins
Explanation:
Josh's spleen may be enlarged. Further examination will be
needed and close attention should be given.
Splenomegaly means that there is an underlying medical
illnesses such as cancers, liver diseases, inflammatory diseases, infiltrated
diseases, trauma or infections. To resolve splenomegaly, the underlying cause
must be treated.
Answer:
the alveoli are made of thin squamous (type I) alveolar cells which allows for the quick diffusion carbon dioxide and oxygen.
Explanation:
Diffusion of gases takes place between the alveolar cavity and the blood in the capillaries. Oxygen being more concentrated in the alveoli diffuses across the epithelium of the alveoli and the endothelium of the capillaries into the blood. The epithelial walls of the alveoli are moist and thin thus enhancing the diffusion.
