Science

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______ is a steroid. A) Butter B) Sucrose C) Amino acid D) Estrogen Started by Mr. Wonderful	2 Replies 1,382 Views	Apr 25, 2014 by Mr. Wonderful
Which of the following is not recycled but is lost from ecosystems? A) nitrogen Started by Mr. Wonderful	2 Replies 1,394 Views	May 25, 2014 by Mr. Wonderful
A maple tree is classified into domain ________ and kingdom ________. A) Eukary Started by Hawke	1 Replies 1,411 Views	May 24, 2019 by Celeste
What would be the valence electron configuration of Ga2+? Started by curlz	2 Replies 1,413 Views	Sep 21, 2013 by j_sun
Which of the following properties or processes do we associate with living thing Started by Hawke	1 Replies 1,413 Views	May 22, 2019 by Celeste
Discovery science is primarily based on ______. A) hypothesis testing B) deduct Started by Mr. Wonderful	2 Replies 1,424 Views	May 12, 2014 by Mr. Wonderful
In what way(s) is the science of biology influencing and changing our culture? A Started by Mr. Wonderful	2 Replies 1,434 Views	May 25, 2014 by Mr. Wonderful
If a cell's lysosomes burst, the cell would ______. A) shrivel B) divide into tw Started by Mr. Wonderful	2 Replies 1,455 Views	May 25, 2014 by Mr. Wonderful
More than half of all known species are ______. A) plants B) insects C) bacteria Started by Mr. Wonderful	2 Replies 1,478 Views	May 12, 2014 by Mr. Wonderful
A base ______. A) removes H2O molecules from a solution B) decreases the pH of a Started by Mr. Wonderful	2 Replies 1,482 Views	Apr 29, 2014 by Mr. Wonderful
Adjacent water molecules are connected by the ______. A) sharing of electrons be Started by Mr. Wonderful	3 Replies 1,499 Views	Oct 6, 2014 by jayhills49
______ is a hydroxyl group. A) —NH2 B) —OH C) —COOH D) —H Started by Mr. Wonderful	2 Replies 1,556 Views	Apr 29, 2014 by Mr. Wonderful
How does taxonomy assist biologists? A) by providing easily remembered scientifi Started by Mr. Wonderful	3 Replies 1,560 Views	Sep 24, 2015 by livaneabi
Which of these provides evidence of the common ancestry of all life? A) the ubi Started by Hawke	3 Replies 1,569 Views	Aug 15, 2013 by Celeste
Which of the following is an adaptation to increase the surface area of a part o Started by Mr. Wonderful	2 Replies 1,619 Views	May 25, 2014 by Mr. Wonderful
The second electron shell of an atom can hold a maximum of ______ electron(s). A Started by Mr. Wonderful	3 Replies 1,624 Views	Feb 23, 2016 by Ptupou85
The endomembrane system includes ______. A) ribosomes, lysosomes, vacuoles, and Started by Mr. Wonderful	2 Replies 1,635 Views	Oct 7, 2014 by nautica902
Physical Science: How much heat is necessary to change 205 g of ice at -6°C to w Started by lb_gilbert	1 Replies 1,635 Views	Oct 2, 2013 by sammy
People have long speculated about whether life exists on Mars. Scientists have e Started by Mr. Wonderful	2 Replies 1,637 Views	Apr 29, 2014 by Mr. Wonderful
A new species has been discovered. Individuals of this species are multicellular Started by Hawke	1 Replies 1,656 Views	May 24, 2019 by Celeste
Which kingdom of Eukarya consists primarily of unicellular organisms? A) Planta Started by Mr. Wonderful	2 Replies 1,675 Views	May 12, 2014 by Mr. Wonderful
Tay-Sachs disease results from ______ lacking a specific type of lipid-digesting Started by Mr. Wonderful	2 Replies 1,683 Views	May 25, 2014 by Mr. Wonderful
Cellular respiration can be described as the conversion of the energy ______. A) Started by Mr. Wonderful	2 Replies 1,711 Views	Apr 29, 2014 by Mr. Wonderful
Nitrogen has an atomic number of 7; therefore, it has ______ electrons in its ou Started by Mr. Wonderful	4 Replies 1,737 Views	Oct 7, 2015 by katheyjon
Sulfur has an atomic number of 16. How many covalent bonds can sulfur form? A) 1 Started by Mr. Wonderful	2 Replies 1,747 Views	May 9, 2014 by Mr. Wonderful