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Questions in biology

[Terjawab] Kip studies flower color in petunias, where the allele for red flowers, R, is dominant to the allele for white flowers, r. If Kip makes the cross RR x rr, the gametes that are produced: A. will all carry the r allele. B. will all carry the R allele. C. by one parent will carry R and by the other parent will carry r. D. by one parent will carry Rr and by the other parent will carry rR.

[Terjawab] An insect eats a leaf. Explain how the insect depends on the sun for energy.

[Terjawab] What are some decomposers? Besides bacteria, worms, and mushrooms, name at least two more.

[Terjawab] Which organelle helps make proteins and may be free-floating or attached to the endoplasmic reticulum?

[Terjawab] The ribosome of a cell is most responsible for what function? A) production of ATP B) storage of materials C) manufacture of proteins D) direction of all cellular activities

[Terjawab] What is the definition of the term 'clone'?

[Terjawab] Which of the following is not a characteristic that geologists use to identify minerals? A. Streak B. Fracture C. Softness D. Color

[Terjawab] What is the size range of a eukaryotic cell?

[Terjawab] A testable explanation that can be supported or refuted is called a/an A. experiment B. reaction C. hypothesis D. variability

[Terjawab] Is there DNA in your food? How do you know?