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
Mrac [35]
3 years ago
10

Of the chemicals that fall under the tsca ________% have been tested for toxicity and ________ have been tested for endocrine, n

ervous, or immune system damage.
Biology
1 answer:
Grace [21]3 years ago
8 0

10; 2%

Of the chemicals that fall under the TSCA 10% have been tested for toxicity and 2% have been tested for endocrine, nervous, or immune system damage.

The Toxic Substances Control Act (TSCA) is a law issued by the United States Congress and used by the Environmental Protection Agency (EPA) to demand for documentation and testing requirements, and restrictions associated with chemical substances. Other substances such as foods and drugs are mainly removed from TSCA.


You might be interested in
Please help me with science!
s344n2d4d5 [400]
I do believe the answer is B because since it is going through each phase, the DNA strand will continue to adjust itself as the cell moves making the strands split allowing themselves to create copies. Since DNA has to be connected with another strand that will fit, it will be able to multiply itself based on the pieces that are missing
6 0
2 years ago
What do you think would<br> happen if the cell wall<br> were not functioning?
patriot [66]

Answer:

The cell wall provides the cell with protection from all the unfavorable conditions. ... Without the cell wall, the plant cell will collapse. Uptake of nutrients would be tough and the cell would be without any protection. Hence the plant would eventually die.

Explanation:

3 0
3 years ago
The petroleum industry uses deep-well injection to dispose of its hazardous waste.
tatiyna

Answer: because they are situated near aquifers

Explanation:

Aquifers is a underground layer of rock which can hold and release water in desirable amounts so petroleum industries claims the well are safe.

5 0
3 years ago
Precipitation _____. drives the water cycle is the change from a solid to a gas happens more frequently than evaporation over la
ipn [44]

Answer: Precipitation occur more frequently than evaporation over land.

Explanation:

Precipitation refers to the water vapour that fall from the atmosphere in form of rain, snow, sleet, freezing rain or hail. It delivers water from the atmosphere to the Earth. Precipitation occur more on the land than evaporation, most water that teaches the surface of the Earth fall back on the land and fill the inland water, rivers , storages,e.t.c.

Evaporation occur frequently in the ocean because it is expose to the sun and most water that is evaporated from the ocean fall back to the ocean as precipitation.

3 0
3 years ago
Explain why an egg is considered to be unicelular.
Delicious77 [7]

Answer:

membrane and everything else inside is considered the cell, it can be said that it is a single cell. Then, the chicken egg deserves its reputation as the largest cell. If, however you consider the yolk and the albumen (the egg white), separate structures, then eggs are not a single cell.

Explanation:

Short answer: One ovum = one cell = single cell (Latin: unam cellulam), from which we get uni-cellular. ... The zygote resulting from a successful fertilization of a single egg cell (a living unicellular organism), by a single sperm cell (also a living unicellular organism), is also a living unicellular organism

3 0
2 years ago
Other questions:
  • Mathew has a filtration kit, which consists of a funnel, a flask, and filter papers. Which of these mixtures can he separate usi
    14·2 answers
  • What does a eukaryotic cell have that a prokaryotic cell theory?
    9·2 answers
  • The green machines within a plant are the ____?
    7·1 answer
  • Brain powered cars may most likeley reduce caused by distraced drivers
    14·1 answer
  • The diameter of blood vessels varies under the control of ________ neurons, which cause the diameter to ________.
    6·1 answer
  • Which of the following are the three kinds of RNA? A. rRNA, dRNA, mRNA B. rRNA, mRNA, tRNA C. iRNA, mRNA, sRNA D. tRNA, dRNA, rR
    14·2 answers
  • Which part of a DN molecule represents encoded information?
    7·2 answers
  • 4. A disease kills all the rabbits in the ecosystem shown in the food web. What
    11·1 answer
  • How society controls science
    10·1 answer
  • Why would it be hard to study the four major earth systems individually?
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!