1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Reil [10]
4 years ago
10

When calcium blood levels fall, a gland in the body releases a special hormone. This is a positive feedback loop, which means __

___.
A- calcium levels are increased
B- calcium levels are decreased
C- calcium levels remain the same
Biology
2 answers:
Eduardwww [97]4 years ago
6 0
A. because the hormone secreted is parathormone which regulates the calcium in the blood.
pls mark as brainliest
QveST [7]4 years ago
4 0

When calcium blood levels fall, a gland in the body releases a special hormone. This is a positive feedback loop, which means _____.

<h2><u>A) calcium levels are increased</u></h2>

B) calcium levels are decreased

C) calcium levels remain the same

You might be interested in
A species of a moth has evolved a very long time to reach nectar at the bottom of the species of Orchid. This orchid has Ewa alo
Keith_Richards [23]
This is coevolution. Typically hexapods and angiosperms like this moth and orchid are prime examples of coevolution
6 0
3 years ago
Read 2 more answers
What most likely caused the difference in the apparent size of the Moon in photographs A and B?
SashulF [63]

Answer:

Option C

Explanation:

I think it is C distance changed

8 0
3 years ago
Choose the list that contains only services.
earnstyle [38]
<span>A. economics class,hair cut,life insurance

The list obviously contains all services while other choices contain products.</span>
3 0
3 years ago
Which event is associated with convergent boundaries?
baherus [9]

Answer:

I think it might be B

PLS TELL ME IF I'M WRONG!

4 0
3 years ago
Read 2 more answers
What is the basic unit of structure and function in plants, animals, and bacteria?
padilas [110]

Answer:

The cell is the basic structural and functional unit of life. Cells are independent, single-celled organisms that take in nutrients, excrete wastes, detect and respond to their environment, move, breathe, grow, and reproduce.

lil more info

What is the basic unit of structure and function in plants and animals?

Cell Theory !

All living things are made of cells. The cell is the basic unit of structure and function in all living things.

Can i have brainlist?

4 0
3 years ago
Other questions:
  • Why must males inherit colorblindness or hemophilia from their mothers?
    12·1 answer
  • What is the scrotum and where is it (;...
    15·2 answers
  • Having a thick cartilaginous plate between two longitudinal bones is a characteristic of which age group?
    7·1 answer
  • What does the phase of the moon seen from Earth depend on?
    7·1 answer
  • • What is the Doppler Effect? How can the Doppler Effect be useful for a forensic investigation involving a shooting? • If you f
    8·2 answers
  • Does mitosis or meiosis occur more frequently in your body, and can you explain
    15·2 answers
  • Which statement describes the concept of uniformitarianism?
    10·1 answer
  • HELP ME PLEASE
    9·1 answer
  • • 1. What is the difference between a gamete and a zygote?
    7·1 answer
  • Albinism is a recessive trait where an individual does not produce the pigment melanin. A man and woman both produce melanin, bu
    12·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!