Answer the following question given this paragraph: The extent of Arctic sea ice in summer has been decreasing rapidly. The ice pictured below is the sea ice minimum in 2011 ( Figure below ). The yellow line is the median minimum ice extent for 19792000. Q: What trend is occurring involving the extent of arctic sea ice in summer? Choices: - slow decrease - water decrease - Ice growth - rapid decrease A:
rapid decrease
(Question)
Answer the following question given this paragraph: A lymphocyte is the type of white blood cell involved in an immune system response. You can see what a lymphocyte looks like, greatly magnified, in Figure below . Lymphocytes make up about one quarter of all white blood cells, but there are trillions of them in the human body. Usually, fewer than half of the body's lymphocytes are in the blood. The majority are in the lymph, lymph nodes, and lymph organs. Q: A lymphocyte is the type of which cell involved in an immune system response? Choices: - red blood cell - white immunity cell - white brain cell - white blood cell A:
(Answer)
white blood cell
Ques: Answer the following question given this paragraph: The two ovaries are small, egg-shaped organs that lie on either side of the uterus. They produce eggs and secrete estrogen. Each egg is located inside a structure called a follicle. Cells in the follicle protect the egg and help it mature. Q: What are the egg shaped organs on either side of the uterus? Choices: - lungs - testes - kidneys - ovaries A:
Ans: ovaries
(Q).
Answer the following question given this paragraph: Messenger RNA ( mRNA ) carries the instructions from the nucleus to the cytoplasm. mRNA is produced in the nucleus, as are all RNAs. Q: What carries the instructions from the nucleus to the cytoplasm? Choices: - concept rna - anderson rna - dirscriptor rna - messenger rna A:
(A).
messenger rna
Ques:Answer the following question given this paragraph: Bases are ionic compounds that produce negative hydroxide ions (OH - ) when dissolved in water. An ionic compound contains positive metal ions and negative nonmetal ions held together by ionic bonds. (Ions are atoms that have become charged particles because they have either lost or gained electrons. ) An example of a base is sodium hydroxide (NaOH). When it dissolves in water, it produces negative hydroxide ions and positive sodium ions (Na + ). This can be represented by the equation:. Q: What are the ionic compounds that produce negative hydroxide ions when dissolved in water? Choices: - isotopes - acids - enzymes - bases A:

Ans:bases
Answer the following question given this paragraph: Mount Kilimanjaro has very different climates at the top and bottom. Q: Mount kilimanjaro has ________ climates at the top and bottom? Choices: - dangerous - similar - rainy - different A:
different