Ask Question
BiologyBiology
Gage Washington
The semi fluid matrix that surrounds organelles in a cell is called the
Answer Answers (1)
BiologyBiology
Campos
Which of the following describes characteristics of the troposphere? A. has low air pressure, but high temperature B. temperature increases with altitude (the ozone layer absorbs sunlight) C. contains the most water and has the highest air pressure D. temperature decreases with altitude, meteoroids burn up here
Answer Answers (1)
BiologyBiology
Miguel Wilcox
What causes the global connection currents between the equator and the poles?
Answer Answers (2)
BiologyBiology
Ross Wallace
Look at the information presented in the table, above. Based on these results, which allele for each trait is a) dominant? b) recessive? What evidence supports your claim?
Answer Answers (2)
BiologyBiology
Destiney Matthews
Which defines a codon in DNA or mRNA?

pair of nucleic acid and sugar

pair of phosphate and sugar

three-base code

two-base code
Answer Answers (1)
BiologyBiology
Zander Dyer
I have a bar graph dont know how to read it?
Answer Answers (1)
BiologyBiology
Barbara Copeland
Which is a function of cyclins?

A) cyclins are carbohydrates that regulate DNA replication during the mitosis phase of the cell cycle.

B) cyclins are glycoproteins that repair DNA in the beginning of the cell cycle.

C) cyclins are proteins that regulate when and how often a cell divides.
Answer Answers (1)
BiologyBiology
Winters
Which is an innovation of gymnosperms?
Answer Answers (1)
BiologyBiology
Cristal Chase
When you go outside, it is common to hear a variety of bird songs. these songs vary among bird species as well as bird flocks. interestingly, some bird species that are highly unrelated have very similar song qualities. what can you conclude from this phenomenon?
Answer Answers (1)
BiologyBiology
Carolina Baxter
Two factors which cause global climate change are listed below.

Factor 1: Habitat loss

Factor 2: Earth's axial tilt

Which of these statements is correct about the two factors which cause global climate change?

Factor 1 and Factor 2 are considered natural factors.

Factor 1 and Factor 2 are considered human-induced factors.

Factor 1 is a natural and a human-induced factor and Factor 2 is a natural factor

Factor 1 is a natural factor, and Factor 2 is a human-induced factor.
Answer Answers (2)
BiologyBiology
Bunny Rabbit
What might happen to a plant that has a genetic mutation that results in shorter roots
Answer Answers (1)
BiologyBiology
Clark Richard
Does a window air conditioner pull air from outside
Answer Answers (1)
BiologyBiology
Autumn Benjamin
Which of these properties of a star best determines its life cycle?

density

temperature

brightness

mass
Answer Answers (1)
BiologyBiology
Hatfield
How many codons are needed for one amino acid?
Answer Answers (1)
BiologyBiology
Alvaro Woodward
1) which structure regulates breathing rate in humans?

A) diaphragm

B) lungs

C) hypothalamus

D) medulla

2) the first forms of life on earth

A) appeared about 10,000 years ago

B) could easily maintain a stable internal environment

C) were single-celled

D) depended on the hypothalamus for thermo regulation.

In an embryo, the tissues that receive a nerve produce sprouting factor, which encourages nerves to grow and branch, while the nerve produces anti sprouting factor, which inhibits grow.

a. Positive feedback

b. Negative feedback

c. Thermoreglation

d. homeostasis
Answer Answers (1)
1 ... 50 51 52 53 54 ...
Home » Biology » Page 52
Sign Up Forgot Password?