What signals that a pine tree is capable of reproduction? presence of cones presence of flowers presence of spores presence of fungus

Which statement is true of producers? a They produce most of the carbon dioxide in ecosystems. b They provide most of the energy in ecosystems. c They fix most of the nitrogen in ecosystems. d They consume most of the biomass in ecosystems.

Based on cladogram, if moths undergo complete metamorphosis, we would most likely infer that

The B vitamins act as parts of: a. anticoagulants b. coenzymes c. antibodies d. the bone matrix e. intrinsic factors

Which of the following are examples of an inherited trait for plants? (Check ALL correct answers) a) The type of fruit it makes b) How tall it grows c) If it receives enough rain d) The color of its flowers

Which is an appendicular bone? APEX A) Rib B) Radius C) Vertebra D) Cranium

The taxonomic classification category that contains the least number of different organisms is __. family species kingdom domain Biological Taxonomy is the science of a.) naming everything b.) comparing the molecular clocks between organisms c.

Tyrrell wanted to measure the growth of tomato plants in response to different types of fertilizer. Which tool would be most accurate?

In guinea pigs, black fur is dominant and white fur is recessive. A homozygous dominant black guinea pig is bred with a homozygous recessive white guinea pig. The dominant allele is represented by F, and the recessive allele is represented by f.

Is Antares or vega hotter than the sun

How do levels of acid rain and so2 emissions relate to each other