Explanation

 Ice blocks are covered with sawdust primarily to provide necessary insulation from heat, preventing them from melting quickly. 

Explanation

The lineage of reptiles that includes dinosaurs is now extinct.

Dinosaurs were a diverse group of reptiles that dominated terrestrial ecosystems during the Mesozoic Era.

They went extinct around 66 million years ago at the end of the Cretaceous Period

Explanation

Stamen is the part of the plant that produces pollen.

Specifically, the anther, which is part of the stamen, is where pollen is produced.

Explanation

 Ligaments are tough, fibrous bands of connective tissue that connect bone to bone, primarily around joints, helping to stabilize them and limit excessive movement. 

Explanation

 The pulse rate is a measurement of the heart rate, or the number of times the heart beats per minute. 

Explanation

The final step of the scientific method is developing a conclusion.

It involves summarizing the findings, interpreting the data, and determining whether the hypothesis was supported or rejected.

The scientific method steps in order:

• Observation
• Hypothesis
• Prediction
• Research
• Experimentation
• Data Analysis
• Conclusion

Explanation

A dermatologist is a medical doctor who specializes in conditions that affect the skin, hair, and nails.

Dermatology means ماہر امراض جلد 

Explanation

Divergent evolution occurs when two species that share a common ancestor evolve different traits or characteristics over time due to adapting to different environments or ecological niches.

This process leads to increased differences between the species.

Explanation

Capacitation is the physiological process that sperm must undergo to gain the ability to penetrate and fertilize an egg.

This process occurs after the sperm enters the female reproductive tract

They involve a series of biochemical changes that enhance the sperm's motility, and its ability to bind to the egg.

It is distinct from spermiogenesis (the final stage of sperm development), the acrosome reaction (which occurs later during fertilization), and fertilization itself

Explanation

Crocodiles have homodont teeth, meaning all their teeth are similar in shape and function.

Homodont teeth are uniform and do not differ in type like incisors, canines, or molars.