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tatuchka [14]
2 years ago
9

Mee help right right now please

Biology
2 answers:
Roman55 [17]2 years ago
7 0
The brown is protein channel
kipiarov [429]2 years ago
6 0

Answer:

1) B - protein channel

2) D - to assist in the movement of substances across the membrane by facilitated diffusion or active transport

Explanation:

1) B is the answer because the proteins would travel through the protein channel to enter or leave the cell.

2) D is the answer because the channel allows protein molecules to pass through a selectively permeable cell membrane through active transport and facilitated diffusion.

Hope this helps!

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At which stage would one be able to first distinguish a diploblastic embryo from a triploblastic embryo?A) fertilizationB) cleav
oee [108]

Answer:

Gastrulation.

Explanation:

Zygote is formed by the fusion of the male and female gamete. The zygote undergoes the process of cleavage to form the different embryonic stages of the offspring.

Gastrulation is the important process of the pre embryonic development. The blastula get multiply and rearranged to form the gastrula. The gsatrulation process includes the formation of three germ layers also known as triploblastic embryo. The three germ layers are ectoderm, endoderm and mesoderm.

Thus, the correct answer is option (C).

8 0
2 years ago
Un compañero de tu salón presenta una condición especial llamada gigantismo, ya que su estatura es mucho mayor que la de los dem
MrRissso [65]

Answer:

Podemos suponer que este estudiante tiene insuficiencia de la hormona de crecimiento (somatotropina) que la secreta la glándula hipófisis y se encuentra en la base del cerebro. Esta hormona no ingresa a las células en su mecanismo de acción por ser peptídica o no esteroidea.

Explanation:

En este caso presentado se encuentra una situación diferente a lo que sucede en el gigantismo: hay un problema hormonal en donde la hormona de crecimiento es secretada de manera excesiva. Recibe el nombre de acromegalia cuando sucede después del cierre de la epífisis del hueso, luego de la edad de crecimiento.

7 0
2 years ago
Which of the following best describes a DNA molecule
brilliants [131]

Answer:

A. double helix.

Explanation:

5 0
2 years ago
Can i get some help with this question
Dimas [21]

Answer:

photograph cells in mitosis

5 0
2 years ago
Read 2 more answers
What term is associated with reproduction
My name is Ann [436]
Fertilisation maybe...........
5 0
2 years ago
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