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photoshop1234 [79]
3 years ago
9

One weakness of the fossil record is

Biology
1 answer:
kherson [118]3 years ago
8 0
It can be C or D but I think the answer is D
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What are four Main parts of the skeletal system
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bones, ligaments, tendons, and joints.

Explanation:

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A scientist is trying to determine where fault lines are to assess the risk of earthquakes and volcanic activity in an area. Whi
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THE ANSWER IS B. GEOLOGIC MAPS!!! POSITIVE

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List and briefly describe the chemical sequence of events in the fight-or-flight response to a threatening situation from the bi
777dan777 [17]

Answer:

Binding taking place at the receptor site

G protein activates in the cell membrane

Conversion of GDP → GTP

Activation of adenylate cycles

Cyclic production of AMP → ADP

Initiation of the desired reaction in regard to the original message

Cyclic restoration of AMP → ATP

Explanation:

The description of the mechanism:

Right off the bat, epinephrine attaches to a molecule called a receptor (beta-adrenergic protein).

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The GDP-carrying Alpha subunit of G protein is isolated during activation. After that, the GDP is translated to GTP.

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CAMP stimulates protein kinase A, and the cycle repeats till the glycogen phosphorylase enzyme is triggered.

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3 years ago
The process that is involved when a sensory system first detects an external stimulus is?
MrRissso [65]

Sensation

<h3>How does sensory transduction work?</h3>

Action potentials, or electrical impulses, are nearly entirely how the brain functions. (This is not the complete picture; there are more chemical components, but for the sake of this response, we will disregard them.) How to turn an universe of non-electrical inputs into a signal that the brain can understand is the issue at hand. Therefore, we have transducers—things or structures that can convert various forms of energy into electrical impulses that our brains and, incidentally, electronics can use.

On their cell membranes, sensory cells express a variety of chemicals. These structures serve a range of purposes, including supporting tissue integrity, acting as receptor sites, and carrying out signaling processes. The majority of these receptors react to chemical stimuli, such as those that adrenaline binds to in the heart, those that muscles express in the form of insulin and glucagon receptors, and so on. Some of these structures will, however, react to outside forces.

To learn more about sensation, visit:

brainly.com/question/28321839

#SPJ4

5 0
1 year ago
PLEASE HELP ASAP I NEED TO SUBMIT NOW
devlian [24]

Answer: Both systems help remove carbon dioxide from the body.

Explanation:  did this a couple days ago

6 0
3 years ago
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