During body temperature regulation, temperature receptors in the skin communicate information to the brain (the control center) which signals the effectors: blood vessels and sweat glands in the skin.

5 0

2 years ago

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what role does molecular evidence play in determining how closely two species are related to each other

qwelly [4]

Recall the endosymbiosis hypothesis and recall endosymbiosis. Remember that the very first cell was a prokaryotic cell. Which engulfed chloroplast precursors and mitochondria. We all come from these cells. And how we evolved over time shows the relationship. I'm a bio major hope I helped

5 0

3 years ago

One can conclude that the are benefited by the . The triggerfish are

oee [108]

Answer:

• One can conclude that the Small Fishes are benefited by the Titan Triggerfish.

• The Triggerfish are Neither Harmed Not Helped.

;)

6 0

2 years ago

Coat color in cats is a codominant trait and is also located on the X chromosome. Cats can be black, orange or calico. A calico

adell [148]

Answer:

The males can only either be black or orange

Explanation:

There can be no male calico because for an offspring to be a calico the two codominant alleles must each be carried on the two X chromosomes and in the males, there is the presence of just one X chromosomes, thus they can either be black or be orange. For the females, the can only be black if they carry the black allele on both X chromosomes, the same goes for the orange.

Parents XB Y

XB XBXB XBY

XC XCXB XCY

XBY- black male

XCY- orange male

7 0

3 years ago