Answer:
The answer is False. Although sensitive cells are <u>more abundant</u> in the <u>anterior portion</u> of the annelid´s body, in general, they are arranged in all the segments.
Explanation:
Annelids, such as the earthworm, have a variety of sensory cells:
- <u>Mechanoreceptors</u>, disposed of in groups in <em><u>each segment</u></em> of their body.
- <u>Photoreceptors</u>: Light-sensitive cells. Although they are <em><u>located in the whole </u></em>body, they are <em><u>abundant in anterior and posterior segments</u></em>, concentrated in the intern and dorsal part of the epidermis.
- <u>Humidity receptors</u> are the most sensitive cells and are <u>located in the first segments</u> of the earthworm body
- <u>Chemoreceptors</u>: sensorial cells cumulus forming a prominent tubercle with prolongations that extends through the cuticle. These tubercles form three rings <em><u>in each segment</u></em> but are especially <em><u>abundant in the anterior part</u></em> of the body.
The tegument is very rich in free nervous terminations, which functions might be tactile.
Let me go look this up ill be right back okay....
Answer:
B. Mitochondrion
Explanation:
The Krebs Cycle occurs in the mitochondria during the processes of cellular respiration.
Specifically, it occurs in the matrix of the mitochondria.
Answer:
b) estrutura que se desenvolveu do ovário e contém o embrião e reserva de alimento.
Explanation:
As sementes são formadas quando o pólen do estame se funde com os óvulos do carpelo. Existem duas porções de semente i. e. uma é a parte viva conhecida como embrião, enquanto a outra é a parte não viva conhecida como endosperma. O embrião é a planta bebê, enquanto o endosperma é o alimento armazenado de que a planta bebê necessita para seu crescimento e desenvolvimento no processo de germinação.re
