3 The temperature of the human fetus whilst in the uterus is about 0.5 °C above that of its
mother. At birth it emerges into a relatively
cool, dry atmosphere and immediately
encounters a problem of temperature control.
a Suggest why the temperature of the fetus is
above that of its mother.

Which organelles are labeled d, and what is one feature that distinguishes them from the other labeled organelles chloroplasts the only organelles that produce sugars from sunlight mosomes, only found in animal and bacterial cells centricles only found in animal cells mitochondra, the only energo-generating structures found in cells

Aparent with freckles is crossed with a parent without freckles. the punnett square shows the possible genotypes and phenotypes of the offspring. which statement accurately describes the probability of phenotypes? a.the offspring are more likely to have freckles. b.the offspring are more likely to have no freckles. c.the likelihood of the offspring having freckles and not having freckles is the same. d.the likelihood of the offspring having freckles and not having freckles cannot be determined.

Crossing over is a method of (blank)?