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S_A_V [24]
3 years ago
8

What do checkpoints do in the cell cycle?

Biology
1 answer:
denpristay [2]3 years ago
5 0

Answer: Checkpoints in the cell cycle A checkpoint is a moment in the eukaryotic cell cycle where the cell considers internal and external inputs before deciding whether or not to divide. There are other checkpoints, but the following are the three most important: At the G/S changeover, there is a G checkpoint.

Explanation:

knowledge!

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Evaluate your proposed solutions for their impact on overall environmental stability and changes. Which solution has more impact
Allisa [31]
1. Replace disposable items with reusable
Anything you use and throw away can potentially spend centuries in a landfill. See below for simple adjustments you can make to decrease the amount of disposable items in your daily life.

Carry your own reusable cup or water bottle
Use airtight, reusable food containers instead of sandwich bags and plastic wrap
Pack a waste-free lunch: carry your utensils, cloth napkin, and containers in a reusable lunch bag
Bring your own bags to the grocery store
Consider buying bulk containers of your preferred beverages and refilling a reusable bottle, instead of buying individually packaged drinks
Use rechargeable batteries

2. Pass on paper
We are living in the Digital Era, but think about all the paper products you use in your daily life. These actions still align with reusing and repurposing, though may take a little more time for transition.

Join a library instead of buying books or buy a Kindle
Print as little as possible; and if you must, print on both sides
Wrap gifts in fabric and tie with ribbon; both are reusable and prettier than paper and sticky-tape
Stop using paper towels and incorporate washable cloths
Look at labels to make sure you only use FSC-certified wood and paper products
Cut out products made by palm oil companies that contribute to deforestation in Indonesia and Malaysia

3. Conserve water & electricity
The tips you see below will seem like no-brainers; however, it may take to become more aware of your unconscious habits.

Turn the sink water off when brushing your teeth
Water the lawn in the morning or evening; cooler air causes less evaporation
Switch off anything that uses electricity when not in use (lights, televisions, computers, printers, etc.)
Unplug devices when possible; even when an appliance is turned off, it may still use power
Remove chemicals inside of the house; research companies that use plant-derived ingredients for their household cleaning products
Remove chemicals outside of the house; use eco-friendly pesticides and herbicides that won’t contaminate groundwater
Consider signing up for a renewable energy producer that uses 100% renewable energy to power homes

6 0
3 years ago
Which best describes the ovary? It produces progesterone. It does not influence breast development. It produces testosterone. It
geniusboy [140]
<span>It produces progesterone.The ovaries produce the female hormones estrogen and progesterone, in addition to a minute quantity of testosterone. Each ovary has thousands of follicles competent of generating eggs for fertilization. The brain cause the ovaries to develop a single mature egg cell for potential fertilization.</span>
6 0
3 years ago
Read 2 more answers
What is the connection between chlorophyll and chloroplasts
Brums [2.3K]
They both use <span>light to energize the creation of glucose also
</span> <span>Chlorophyll is a green pigment found in most plants, algae, and cyanobacteria that as you probably know attracts light, chloroplasts absorb light and turn it in to a freeform of energy << this is called photosynthesis. </span>
6 0
3 years ago
Read 2 more answers
A school bus transporting students to school is an example of
melamori03 [73]

Answer:

2.kinetic energy because it has the ability to take the students to school.

Explanation:

Energy of a given system due to the virtue of the motion of the given system is known as kinetic energy of the system

now we know that

so kinetic energy depends upon mass of the system and the velocity of the system.

So here since bus is in motion and moving towards the school so the bus along with all the children must have kinetic energy in it

So here correct answer would be

2.kinetic energy because it has the ability to take the students to school.

6 0
3 years ago
For a folding domain that forms a sort of "fist" with certain amino acid R groups buried within and other R groups facing out, t
Alina [70]

Answer:

False

Explanation:

  • The proteins whose R groups ionize at different pHs to obtain either a positive or negative charge are hydrophilic and due to this, they are attracted to the water molecules.
  • The R groups of hydrophilic proteins contain either acidic or basic amino acids.
  • The hydrophobic proteins are repelled by water and their R group consists of nonpolar amino acids.
  • When the proteins form a fist like structure, their hydrophobic R groups are hidden inside the fist whereas the hydrophilic R groups face out as it allows the hydrophilic groups to interact with the water molecules in the environment and thus, the protein obtains a stable structure.
8 0
3 years ago
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