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MariettaO [177]
3 years ago
12

Hormones are signaling substances that bind _____

Biology
1 answer:
hodyreva [135]3 years ago
4 0

Answer:

b. to receptor proteins

Explanation:

Hormones can be defined as chemical  messengers which enhances communication between the body cells and carry out specific regulating functions.

Hormones are secreted in the endocrine gland and  they can be classified based on their chemical nature, mechanism of action, nature of action and  their stimulation in the endocrine gland.

hormone activates target  cells in such a way that it diffuses through the  target cell plasma membrane to bind to a  receptor protein in the cytoplasm of the cell

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Blology Period 3
musickatia [10]

Answer:

Label A

✔ nucleus

Label B

✔ cytoplasm

Label C

✔ ribosomes

Label D

✔ DNA

Label E

✔ cell membrane

Explanation:

5 0
2 years ago
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How dose a sprout turn into a tree? ​
MakcuM [25]
It sprouts hope this helps!!!!!
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3 years ago
Diatoms are mostly asexual members of the phytoplankton. Diatoms lack any organelles that might have the 9 + 2 pattern. They obt
Brrunno [24]

Answer:

Diatoms are mostly asexual members of the phytoplankton. Diatoms lack any organelles that might have the 9 + 2 pattern. They obtain their nutrition from functional chloroplasts, and each diatom is encased within two porous, glasslike valves. Which question would be most important for one interested in the day-to-day survival of individual diatoms?

C) How do diatoms with their glasslike valves keep from sinking into poorly lit waters?

Explanation:

Diatoms are some of the most important organisms living on earth because of its role on the oxygen production in the planet earth. The question "how do diatoms with their glasslike valves keep from sinking into poorly lit waters?" Because of the way their nutrition is obtained from functional chloroplasts and the way them encased within two porous, glasslike valves.

4 0
3 years ago
How can gene theropy improve humn society?
laila [671]

Gene therapy can improve the society by being able to treat a wide range of diseases, such as cancer, heart disease, etc.

<h3>What is Gene therapy?</h3>

A gene is referred to as the the basic physical and functional unit of heredity and is present in the DNA of living organisms. On the other hand gene therapy is the process in which there are changes made to the human  genome in other to treat a disease or illness.

This is usually done by introducing a normal gene into an individual's genome in order to repair different types of mutation and has been effectively proven to have such type of property.

Gene therapy generally ensures that different types of sicknesses are successfully treated by the healthcare professionals thereby decreasing the mortality rate.

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8 0
1 year ago
Which of the following domains include organisms that have a nucleus and
Olegator [25]

Answer:

The correct option is <em><u>B. Eukarya only</u></em>

Explanation:

Bacteria can be described as prokaryotic organisms that do not possess a nucleus. Their genetic material is generally present in the cytoplasm of the cell in a region called nucleoid. Some extra genetic material is found in them in the form of plasmids. Hence, option D is not correct.

The domain, Archae, contains prokaryotes and they lack a nucleus. Hence, option A and C are not correct.

Eukaryotes are multicellular organisms which contain a nucleus and other membrane-bound organelles. Hence, option B is correct.

5 0
3 years ago
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