Katelynn

.. Can I use Origins Active Charcoal Mask on my teeth as a whitener? ..

Factor. Check by multiplying.

9x^2+27x= ?

Would the answer be 36x^3?

Thanks OBEY for all your help so far! I'm not the best at math! Takes me a couple times to get things down lol :)

Simplify the expression.

x with exponent of 12 times x

(x^12 * x)

Please explain,

Add and write each polynomial in descending order of degree

(15x+4)+(7x-5)

Please explain!!

Thanks In advance!

I've looked up all the basics and I do not want those, I need some up beat but some slow and nothing really boring or too slow and straight to the graduation point, not some romantic stuff. Any ideas would be nice!

a. remain in one place

b. make their own food

c. are capable of flight

d. obtain food

4. Otrganisms that have two copies of each of their chromosomes are called

a. diploid

b. haploid

c. gametes

d. germ cells.

5. Which of the following organisms do not have cell organized into tissues

a. hydras

b. sea urchins

c. sponges

d. sponges and hydras.

6. The developmental process that leads to the formation of tissue layers is

a. asexual reproduction

b. evolution

c. gastrulation

d. fertilization.

7. An animal's body plan includes all of the following except

a. internal organization

b. shape

c. size

d. symmetry.

a. they develop from zygosporangia.

b. they are parasitic.

c. they undergo meiosis

d. they do not reproduce sexually.

7. The common edible mushroom is classified in the phylum

a. Zygomycota

b. Ascomycota

c. Basidiomycota

d. Deuteromycota

8. Mycorrhizae are symbiotic relationships between fungi and

a. Algae

b. Lichens

c. Roots

d. Chloroplasts

9. Some fungal associations no larger than a fist appear to be thousands of years old. These have been found

a. in temperature forests

b. on well-irrigated alluvial plains

c. in fields of corn

d. in harsh environments, high in the mountains.

10. One might expect that plants without mycorrhizae are

a. More likely to get fungal diseases

b. Less successful in the transfer of minerals from the soil to the roots

c. Best suited to poor soil conditions

d. Primitive and might soon become extinct.

Please help..

a. Apicomplexa

b. Oomycota

c. Bactillariophyta

d. Euglenophyta

a. Are multicellular

b. Have a red pigment

c. Inhabit marine enviroments

d. display alternation of generations