Alcohol is considered a ________ because it tends to suppress central nervous system activity.

Briefly explain what clues to look for to tell if a cell is in each of the following phases of mitosis:

k0ka [10]

Answer:prophase----the chromosomes shorten and thicken.the nuclear membrane has open up and the nucleolus has disappeared

Metaphase----the chromosomes migrate to the central plane of the cell and attach to the spindle fibres microtubules

Anaphase---the chromatids of each chromosomes part and move towards opposite poles of the spindle as the spindle fibres shorten

Telophase----the chromatids are in the polar end of the spindle .the spindle breaks down,the centrioles replicate,the nuclear membrane is reformed,the chromosomes gradually uncoil.

Explanation:

6 0

3 years ago

What stages of the cell cycle are included in interphase

Viktor [21]

Answer:

Interphase is composed of G1 phase (cell growth), followed by S phase (DNA synthesis), followed by G2 phase (cell growth). At the end of interphase comes the mitotic phase, which is made up of mitosis and cytokinesis and leads to the formation of two daughter cells.

Explanation:

5 0

2 years ago

Read 2 more answers

After eating, what specific part of the nervous system controls the digestion of the

gulaghasi [49]

Answer:

Once you begin swallowing, the process becomes automatic. Your brain signals the muscles of the esophagus and peristalsis begins. Lower esophageal sphincter. When food reaches the end of your esophagus, a ringlike muscle—called the lower esophageal sphincter —relaxes and lets food pass into your stomach.

6 0

3 years ago

What is the benefit of water for a living being?

aivan3 [116]

It’s common to hear that water is essential for your health. But why?

This substance makes up a majority of your body weight and is involved in many important functions, including:

Flushing out waste from your body
Regulating body temperature
Helping your brain function

You get most of your water from drinking beverages, but food also contributes a small amount to your daily water intake.

Read on to learn more ways water can help improve your well-being.

1. It helps create saliva

Water is a main component of saliva. Saliva also includes small amounts of electrolytes, mucus, and enzymes. It’s essential for breaking down solid food and keeping your mouth healthy.

2. It regulates your body temperature

Staying hydrated is crucial to maintaining your body temperature. Your body loses water through sweat during physical activity and in hot environments.

3. It protects your tissues, spinal cord, and joints

Water consumption helps lubricate and cushion your joints, spinal cord, and tissues. This will help you enjoy physical activity and lessen discomfort caused by conditions like arthritis.

4. It helps excrete waste through perspiration, urination, and defecation

Your body uses water to sweat, urinate, and have bowel movements.

Sweat regulates body temperature when you’re exercising or in warm temperatures. You need water to replenish the lost fluid from sweat.

5. It helps maximize physical performance

Drinking plenty of water during physical activity is essential. Athletes may perspire up to 6 to 10 percent Trusted Source of body weight during physical activity.

Hydration also affects your strength, power, and endurance.

6. It helps prevent constipation

Eating fiber isn’t the only way to prevent constipation. It’s also important to maintain your water intake so your bowel movements contain enough water.

7. It aids in digestion

Contrary to what some believe, experts confirm drinking water before, during, and after a meal will help your body break down the food you eat more easily. This will help you digest food more effectively and get the most out of your meals.

8. It helps with nutrient absorption

In addition to helping with food breakdown, water also helps dissolve vitamins, minerals, and other nutrients from your food. It then delivers these vitamin components to the rest of your body for use.

9. It helps you lose weight

Studies have linked body fat and weight loss with drinking water in both overweight girls Trusted Source and women. Drinking more water while dieting and exercising may just help you lose extra pounds.

10. It improves blood oxygen circulation

Water carries helpful nutrients and oxygen to your entire body. Reaching your daily water intake will improve your circulation and have a positive impact on your overall health.

11. It helps fight off illness

Drinking enough water can help prevent certain medical conditions Trusted Source.

Water also helps you absorb important vitamins, minerals, and nutrients from your food, which will increase your chances of staying healthy.

12. It helps boost energy

Drinking water may activate your metabolism. A boost in metabolism has been associated with a positive impact on energy level.

One study found that drinking 500 milliliters of water boosted the metabolic rate by 30 percent in both men and women. These effects appeared to last over an hour.

13. It aids in cognitive function

Proper hydration is key to staying in tip-top cognitive shape. Research Trusted Source indicates that not drinking enough water can negatively impact your focus, alertness, and short-term memory.

14. It helps improve mood

Not getting enough water can also affect your mood. Dehydration may result in fatigue and confusion as well as anxiety.

15. It helps keep skin bright

Adequate water intake will help keep your skin hydrated and may promote collagen production. However, water intake alone isn’t enough to reduce the effects of aging. This process is also connected to your genes and overall sun protection.

16. It prevents overall dehydration

Dehydration is the result of your body not having enough water. And because water is imperative to so many bodily functions, dehydration can be very dangerous.

Severe dehydration can result in a number of severe complications, including:

Swelling in your brain
Kidney failure
Seizures

Lengthy, but quite informative.

Hope you found this helpful!

THANK YOU!!

∝ Sidhdi

7 0

2 years ago

Alex is studying a population of fifty organisms that belong to the same species. Some of the organisms have dark spots, some ha

Gennadij [26K]

Answer:

Sexual reproduction

Explanation:

There is a significant amount of genetic variation (diversity) here. Asexual reproduction results in little to no diversity, so we can assume this species reproduces sexually. Hope it helps :)

6 0

3 years ago