Answer:
True
Explanation:
Index fossil, any animal or plant preserved in the rock record of the Earth that is characteristic of a particular span of geologic time or environment. A useful index fossil must be distinctive or easily recognizable, abundant, and have a wide geographic distribution and a short range through time.
Answer:
4 km/h
Explanation:
Average speed = Distance / time
Distance = 2 km
Time = 30 minutes = 0.5 hours [For units to match]
Average speed
= 2 / 0.5
= 2 x 2
= 4 km/h
Answer:
Explanation:
Mechanical digestion physically breaks down food, like when teeth macerate food into a bolus. The stomach contracts and relaxes in a churning motion. ... Chemical digestion occurs when the bonds within larger food molecules are broken, creating smaller molecules that the body can use.
Answer:
A. Medium
Explanation:
The offspring would get a mix of both of the traits.
Answer:
Copy of one side of DNA strand is made
mRNA moves to cytoplasm, then ribosome.
mRNA goes through ribosome 3 bases at a time
transfer RNA (tRNA) matches up with the open DNA bases.
tRNA releases the amino acid at the top, which joins the chain of amino acids being produced
Explanation: