Biotic factors are those that are living in an ecosystem, such as plants and animals, while abiotic factors are those that are not, such as rocks, temperature, water, sunlight, soil etc.
C is correct for number 2 because broadleaf trees are a biotic factor, while precipitation, or rainwater, is abiotic.
A is incorrect because both are biotic factors, since both are living
B is incorrect because both are abiotic factors, since both are nonliving
D is incorrect because both are biotic factors, since both are living
<span>The Earth rotates once in about 24 hours with respect to the sun and once every 23 hours,
56 minutes and 4 seconds with respect to the stars. Earth's
rotation is slowing slightly with time; thus, a day was shorter in the
past.</span>
Answer:
A. DNA is being transcribed into mRNA
Explanation:
The process being diagrammatically described in this question portrays TRANSCRIPTION, which is the process whereby a mRNA molecule is synthesized using the information in a DNA template.
According to the diagram in this question, the DNA located in the nucleus is indicated by the blue strand. The mRNA transcript being produced is indicated by the red strand and can be seen leaving the nucleus.
Answer:
for a hypothesis to be part of an accepted theory, it must have been extensively tested through experiments under different conditions
Answer:
1 is intensity and 3 is transmission, 2 may be signal but not completely sure on that one :( wish I could help more
